diff --git a/docker/pom.xml b/docker/pom.xml
index a9a40a3a8a..b90d168a99 100644
--- a/docker/pom.xml
+++ b/docker/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<parent>
diff --git a/docker/spring-cloud-contract-docker/pom.xml b/docker/spring-cloud-contract-docker/pom.xml
index 3e86780b1c..4181ae961c 100644
--- a/docker/spring-cloud-contract-docker/pom.xml
+++ b/docker/spring-cloud-contract-docker/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<parent>
diff --git a/docker/spring-cloud-contract-stub-runner-docker/pom.xml b/docker/spring-cloud-contract-stub-runner-docker/pom.xml
index b4c742b3c5..150122f724 100644
--- a/docker/spring-cloud-contract-stub-runner-docker/pom.xml
+++ b/docker/spring-cloud-contract-stub-runner-docker/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<parent>
diff --git a/docs/pom.xml b/docs/pom.xml
index 39c5254d63..99972b5f3f 100644
--- a/docs/pom.xml
+++ b/docs/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
diff --git a/pom.xml b/pom.xml
index 45ae94163b..583cdacce5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<parent>
diff --git a/samples/pom.xml b/samples/pom.xml
index de2f9f1dc5..6a25ad501c 100644
--- a/samples/pom.xml
+++ b/samples/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<parent>
diff --git a/samples/standalone/contracts/com/example/server/pom.xml b/samples/standalone/contracts/com/example/server/pom.xml
index 4c113e3e4a..3bf16ddf52 100644
--- a/samples/standalone/contracts/com/example/server/pom.xml
+++ b/samples/standalone/contracts/com/example/server/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>com.example</groupId>
diff --git a/samples/standalone/contracts/pom.xml b/samples/standalone/contracts/pom.xml
index 678e7efbb8..a35339e1cf 100644
--- a/samples/standalone/contracts/pom.xml
+++ b/samples/standalone/contracts/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>com.example.standalone</groupId>
diff --git a/samples/standalone/contracts/src/assembly/contracts.xml b/samples/standalone/contracts/src/assembly/contracts.xml
index 7b278bcf38..478cdc59d1 100644
--- a/samples/standalone/contracts/src/assembly/contracts.xml
+++ b/samples/standalone/contracts/src/assembly/contracts.xml
@@ -1,6 +1,6 @@
 <assembly xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		  xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.3"
-		  xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.3 http://maven.apache.org/xsd/assembly-1.1.3.xsd">
+		  xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.3 https://maven.apache.org/xsd/assembly-1.1.3.xsd">
 	<id>project</id>
 	<formats>
 		<format>jar</format>
diff --git a/samples/standalone/dsl/http-client/pom.xml b/samples/standalone/dsl/http-client/pom.xml
index 1eaef1a492..1eae476bf2 100644
--- a/samples/standalone/dsl/http-client/pom.xml
+++ b/samples/standalone/dsl/http-client/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>com.example</groupId>
diff --git a/samples/standalone/dsl/http-server/pom.xml b/samples/standalone/dsl/http-server/pom.xml
index a9ebf8384c..214312a2f6 100644
--- a/samples/standalone/dsl/http-server/pom.xml
+++ b/samples/standalone/dsl/http-server/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>com.example</groupId>
diff --git a/samples/standalone/dsl/pom.xml b/samples/standalone/dsl/pom.xml
index 0fbcf25072..ddc0ec28be 100644
--- a/samples/standalone/dsl/pom.xml
+++ b/samples/standalone/dsl/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<parent>
diff --git a/samples/standalone/messaging/pom.xml b/samples/standalone/messaging/pom.xml
index 2ccab6cd15..d3ab24ee0f 100644
--- a/samples/standalone/messaging/pom.xml
+++ b/samples/standalone/messaging/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<parent>
diff --git a/samples/standalone/messaging/stream-sink/pom.xml b/samples/standalone/messaging/stream-sink/pom.xml
index ad5f74fc65..7ef541b9b4 100644
--- a/samples/standalone/messaging/stream-sink/pom.xml
+++ b/samples/standalone/messaging/stream-sink/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>com.example</groupId>
diff --git a/samples/standalone/messaging/stream-source/pom.xml b/samples/standalone/messaging/stream-source/pom.xml
index bb260198c4..42eade8927 100644
--- a/samples/standalone/messaging/stream-source/pom.xml
+++ b/samples/standalone/messaging/stream-source/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>com.example</groupId>
diff --git a/samples/standalone/pact/pact-http-client/pom.xml b/samples/standalone/pact/pact-http-client/pom.xml
index 5649ba6049..82eef8509e 100644
--- a/samples/standalone/pact/pact-http-client/pom.xml
+++ b/samples/standalone/pact/pact-http-client/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>com.example</groupId>
diff --git a/samples/standalone/pact/pact-http-server/pom.xml b/samples/standalone/pact/pact-http-server/pom.xml
index d712d4b583..d8e5e94361 100644
--- a/samples/standalone/pact/pact-http-server/pom.xml
+++ b/samples/standalone/pact/pact-http-server/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>com.example</groupId>
diff --git a/samples/standalone/pact/pom.xml b/samples/standalone/pact/pom.xml
index b4c4ff8a68..f5f8cbe87b 100644
--- a/samples/standalone/pact/pom.xml
+++ b/samples/standalone/pact/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<parent>
diff --git a/samples/standalone/pom.xml b/samples/standalone/pom.xml
index 9555c115c9..b66896bbb4 100644
--- a/samples/standalone/pom.xml
+++ b/samples/standalone/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<parent>
diff --git a/samples/standalone/restdocs/http-client/pom.xml b/samples/standalone/restdocs/http-client/pom.xml
index 5a08f052c9..4b23eaa938 100644
--- a/samples/standalone/restdocs/http-client/pom.xml
+++ b/samples/standalone/restdocs/http-client/pom.xml
@@ -18,7 +18,7 @@
 
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>com.example</groupId>
diff --git a/samples/standalone/restdocs/http-server/pom.xml b/samples/standalone/restdocs/http-server/pom.xml
index ed748e0b4d..f05c70eaf7 100644
--- a/samples/standalone/restdocs/http-server/pom.xml
+++ b/samples/standalone/restdocs/http-server/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>com.example</groupId>
diff --git a/samples/standalone/restdocs/http-server/src/assembly/stub.xml b/samples/standalone/restdocs/http-server/src/assembly/stub.xml
index 947f7d9aff..70ae6e17f3 100644
--- a/samples/standalone/restdocs/http-server/src/assembly/stub.xml
+++ b/samples/standalone/restdocs/http-server/src/assembly/stub.xml
@@ -1,7 +1,7 @@
 <assembly
 		xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.3"
-		xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.3 http://maven.apache.org/xsd/assembly-1.1.3.xsd">
+		xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.3 https://maven.apache.org/xsd/assembly-1.1.3.xsd">
 	<id>stubs</id>
 	<formats>
 		<format>jar</format>
diff --git a/samples/standalone/restdocs/pom.xml b/samples/standalone/restdocs/pom.xml
index ad4aea6bf5..76ae9497a8 100644
--- a/samples/standalone/restdocs/pom.xml
+++ b/samples/standalone/restdocs/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<parent>
diff --git a/samples/standalone/webclient/http-client/pom.xml b/samples/standalone/webclient/http-client/pom.xml
index faec65b865..9506b44a10 100644
--- a/samples/standalone/webclient/http-client/pom.xml
+++ b/samples/standalone/webclient/http-client/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>com.example</groupId>
diff --git a/samples/standalone/webclient/http-server/pom.xml b/samples/standalone/webclient/http-server/pom.xml
index 3cd52f9ad2..a4322b2849 100644
--- a/samples/standalone/webclient/http-server/pom.xml
+++ b/samples/standalone/webclient/http-server/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>com.example</groupId>
diff --git a/samples/standalone/webclient/http-server/src/assembly/stub.xml b/samples/standalone/webclient/http-server/src/assembly/stub.xml
index 118b211809..13bdf69cef 100644
--- a/samples/standalone/webclient/http-server/src/assembly/stub.xml
+++ b/samples/standalone/webclient/http-server/src/assembly/stub.xml
@@ -1,7 +1,7 @@
 <assembly
 		xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.3"
-		xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.3 http://maven.apache.org/xsd/assembly-1.1.3.xsd">
+		xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.3 https://maven.apache.org/xsd/assembly-1.1.3.xsd">
 	<id>stubs</id>
 	<formats>
 		<format>jar</format>
diff --git a/samples/standalone/webclient/pom.xml b/samples/standalone/webclient/pom.xml
index 9cce2c73ce..132ee9c31e 100644
--- a/samples/standalone/webclient/pom.xml
+++ b/samples/standalone/webclient/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<parent>
diff --git a/samples/standalone/yml/http-client/pom.xml b/samples/standalone/yml/http-client/pom.xml
index 287e75bdea..999a5f3413 100644
--- a/samples/standalone/yml/http-client/pom.xml
+++ b/samples/standalone/yml/http-client/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>com.example</groupId>
diff --git a/samples/standalone/yml/http-server/pom.xml b/samples/standalone/yml/http-server/pom.xml
index e47e31ef5b..52c0a71ee1 100644
--- a/samples/standalone/yml/http-server/pom.xml
+++ b/samples/standalone/yml/http-server/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>com.example</groupId>
diff --git a/samples/standalone/yml/pom.xml b/samples/standalone/yml/pom.xml
index d77b5eb2a3..8f7a8764c6 100644
--- a/samples/standalone/yml/pom.xml
+++ b/samples/standalone/yml/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<parent>
diff --git a/samples/wiremock-jetty/pom.xml b/samples/wiremock-jetty/pom.xml
index c39a3e93e8..057c4f5384 100644
--- a/samples/wiremock-jetty/pom.xml
+++ b/samples/wiremock-jetty/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<artifactId>wiremock-jetty</artifactId>
diff --git a/samples/wiremock-native/pom.xml b/samples/wiremock-native/pom.xml
index 1ca33facd5..16d8a2276d 100644
--- a/samples/wiremock-native/pom.xml
+++ b/samples/wiremock-native/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<artifactId>wiremock-native</artifactId>
diff --git a/samples/wiremock-tomcat/pom.xml b/samples/wiremock-tomcat/pom.xml
index 18cd8d3a46..196f9e4e22 100644
--- a/samples/wiremock-tomcat/pom.xml
+++ b/samples/wiremock-tomcat/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<artifactId>wiremock-tomcat</artifactId>
diff --git a/samples/wiremock-undertow-ssl/pom.xml b/samples/wiremock-undertow-ssl/pom.xml
index c21e179287..2ca80eac69 100644
--- a/samples/wiremock-undertow-ssl/pom.xml
+++ b/samples/wiremock-undertow-ssl/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<artifactId>wiremock-undertow-ssl</artifactId>
diff --git a/samples/wiremock-undertow/pom.xml b/samples/wiremock-undertow/pom.xml
index 45f6657c6e..002fcc6fb5 100644
--- a/samples/wiremock-undertow/pom.xml
+++ b/samples/wiremock-undertow/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<artifactId>wiremock-undertow</artifactId>
diff --git a/samples/wiremock/pom.xml b/samples/wiremock/pom.xml
index 351ef0369c..5ede2d10bf 100644
--- a/samples/wiremock/pom.xml
+++ b/samples/wiremock/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<artifactId>wiremock</artifactId>
diff --git a/spring-cloud-contract-dependencies/pom.xml b/spring-cloud-contract-dependencies/pom.xml
index 73a4b8eb62..1c377dca69 100644
--- a/spring-cloud-contract-dependencies/pom.xml
+++ b/spring-cloud-contract-dependencies/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<artifactId>spring-cloud-dependencies-parent</artifactId>
diff --git a/spring-cloud-contract-shade/pom.xml b/spring-cloud-contract-shade/pom.xml
index b617001c4a..57b944f1c2 100644
--- a/spring-cloud-contract-shade/pom.xml
+++ b/spring-cloud-contract-shade/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<properties>
 		<org.eclipse.sisu.inject.version>0.1.1</org.eclipse.sisu.inject.version>
diff --git a/spring-cloud-contract-spec/pom.xml b/spring-cloud-contract-spec/pom.xml
index 4ce7cf4157..1f2db9a31a 100644
--- a/spring-cloud-contract-spec/pom.xml
+++ b/spring-cloud-contract-spec/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
diff --git a/spring-cloud-contract-starters/pom.xml b/spring-cloud-contract-starters/pom.xml
index 7ac0ce28e0..3e9c821ca3 100644
--- a/spring-cloud-contract-starters/pom.xml
+++ b/spring-cloud-contract-starters/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<parent>
diff --git a/spring-cloud-contract-starters/spring-cloud-starter-contract-stub-runner-jetty/pom.xml b/spring-cloud-contract-starters/spring-cloud-starter-contract-stub-runner-jetty/pom.xml
index 845036d942..a8b136f6cc 100644
--- a/spring-cloud-contract-starters/spring-cloud-starter-contract-stub-runner-jetty/pom.xml
+++ b/spring-cloud-contract-starters/spring-cloud-starter-contract-stub-runner-jetty/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
diff --git a/spring-cloud-contract-starters/spring-cloud-starter-contract-stub-runner/pom.xml b/spring-cloud-contract-starters/spring-cloud-starter-contract-stub-runner/pom.xml
index dd72e7e569..21be93ad82 100644
--- a/spring-cloud-contract-starters/spring-cloud-starter-contract-stub-runner/pom.xml
+++ b/spring-cloud-contract-starters/spring-cloud-starter-contract-stub-runner/pom.xml
@@ -18,7 +18,7 @@
 
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
diff --git a/spring-cloud-contract-starters/spring-cloud-starter-contract-verifier/pom.xml b/spring-cloud-contract-starters/spring-cloud-starter-contract-verifier/pom.xml
index f5125197f8..d8bb288558 100644
--- a/spring-cloud-contract-starters/spring-cloud-starter-contract-verifier/pom.xml
+++ b/spring-cloud-contract-starters/spring-cloud-starter-contract-verifier/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
diff --git a/spring-cloud-contract-stub-runner-boot/pom.xml b/spring-cloud-contract-stub-runner-boot/pom.xml
index 5892823bd2..e5531f90f2 100644
--- a/spring-cloud-contract-stub-runner-boot/pom.xml
+++ b/spring-cloud-contract-stub-runner-boot/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
diff --git a/spring-cloud-contract-stub-runner/pom.xml b/spring-cloud-contract-stub-runner/pom.xml
index a71bbdc63b..1d4663472e 100644
--- a/spring-cloud-contract-stub-runner/pom.xml
+++ b/spring-cloud-contract-stub-runner/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
diff --git a/spring-cloud-contract-tools/pom.xml b/spring-cloud-contract-tools/pom.xml
index 8eb2983b2a..62ca07043c 100644
--- a/spring-cloud-contract-tools/pom.xml
+++ b/spring-cloud-contract-tools/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<parent>
diff --git a/spring-cloud-contract-tools/spring-cloud-contract-converters/pom.xml b/spring-cloud-contract-tools/spring-cloud-contract-converters/pom.xml
index 6517a8437e..a9641cde06 100644
--- a/spring-cloud-contract-tools/spring-cloud-contract-converters/pom.xml
+++ b/spring-cloud-contract-tools/spring-cloud-contract-converters/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
diff --git a/spring-cloud-contract-tools/spring-cloud-contract-gradle-plugin/pom.xml b/spring-cloud-contract-tools/spring-cloud-contract-gradle-plugin/pom.xml
index ab9565348a..17c7c351db 100644
--- a/spring-cloud-contract-tools/spring-cloud-contract-gradle-plugin/pom.xml
+++ b/spring-cloud-contract-tools/spring-cloud-contract-gradle-plugin/pom.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<parent>
diff --git a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/pom.xml b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/pom.xml
index eb7ae28dc8..fe040f28c7 100644
--- a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/pom.xml
+++ b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<parent>
diff --git a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/basic-baseclass-from-mappings/pom.xml b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/basic-baseclass-from-mappings/pom.xml
index cc69fd5138..198eaf3961 100644
--- a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/basic-baseclass-from-mappings/pom.xml
+++ b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/basic-baseclass-from-mappings/pom.xml
@@ -19,7 +19,7 @@
 -->
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>org.springframework.cloud.verifier.sample</groupId>
diff --git a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/basic-generated-baseclass/pom.xml b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/basic-generated-baseclass/pom.xml
index 662f639ceb..f5c1acd313 100644
--- a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/basic-generated-baseclass/pom.xml
+++ b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/basic-generated-baseclass/pom.xml
@@ -19,7 +19,7 @@
 -->
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>org.springframework.cloud.verifier.sample</groupId>
diff --git a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/basic-remote-contracts/pom-with-repo.xml b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/basic-remote-contracts/pom-with-repo.xml
index cc42c912c6..26dfd9018e 100644
--- a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/basic-remote-contracts/pom-with-repo.xml
+++ b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/basic-remote-contracts/pom-with-repo.xml
@@ -19,7 +19,7 @@
 -->
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>com.example</groupId>
@@ -35,7 +35,7 @@
 				<configuration>
 					<contractsMode>REMOTE</contractsMode>
 					<contractsRepositoryUrl>
-						http://link/to/your/nexus/or/artifactory/or/sth
+						https://link/to/your/nexus/or/artifactory/or/sth
 					</contractsRepositoryUrl>
 					<contractDependency>
 						<groupId>com.example.standalone</groupId>
diff --git a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/basic-remote-contracts/pom.xml b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/basic-remote-contracts/pom.xml
index 4ba75c5384..a1012d08c1 100644
--- a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/basic-remote-contracts/pom.xml
+++ b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/basic-remote-contracts/pom.xml
@@ -19,7 +19,7 @@
 -->
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>com.example</groupId>
diff --git a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/basic/pom.xml b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/basic/pom.xml
index bba07ca022..1b0b426f80 100644
--- a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/basic/pom.xml
+++ b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/basic/pom.xml
@@ -19,7 +19,7 @@
 -->
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>org.springframework.cloud.verifier.sample</groupId>
diff --git a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/common-repo/pom.xml b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/common-repo/pom.xml
index 1b5ec81b54..bfa0c0199f 100644
--- a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/common-repo/pom.xml
+++ b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/common-repo/pom.xml
@@ -19,7 +19,7 @@
 -->
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>org.springframework.cloud.verifier.sample</groupId>
diff --git a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/complex-common-repo-with-messaging/pom.xml b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/complex-common-repo-with-messaging/pom.xml
index 6cad149ac3..5974112b60 100644
--- a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/complex-common-repo-with-messaging/pom.xml
+++ b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/complex-common-repo-with-messaging/pom.xml
@@ -19,7 +19,7 @@
 -->
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>com.example</groupId>
diff --git a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/complex-configuration/pom.xml b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/complex-configuration/pom.xml
index 28f5aa0e56..e7984933f1 100644
--- a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/complex-configuration/pom.xml
+++ b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/complex-configuration/pom.xml
@@ -19,7 +19,7 @@
 -->
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>com.blogspot.toomuchcoding.frauddetection</groupId>
diff --git a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/complex-remote-contracts/pom.xml b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/complex-remote-contracts/pom.xml
index 49ecf7a29f..52b7628ced 100644
--- a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/complex-remote-contracts/pom.xml
+++ b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/complex-remote-contracts/pom.xml
@@ -19,7 +19,7 @@
 -->
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>com.example.foo.bar.baz</groupId>
diff --git a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/different-module-configuration/module/pom.xml b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/different-module-configuration/module/pom.xml
index 498a972e8d..e166b958cf 100644
--- a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/different-module-configuration/module/pom.xml
+++ b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/different-module-configuration/module/pom.xml
@@ -19,7 +19,7 @@
 -->
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>com.blogspot.toomuchcoding.frauddetection</groupId>
diff --git a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/different-module-configuration/pom.xml b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/different-module-configuration/pom.xml
index 31c17df2ee..a581c75a8a 100644
--- a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/different-module-configuration/pom.xml
+++ b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/different-module-configuration/pom.xml
@@ -19,7 +19,7 @@
 -->
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>com.blogspot.toomuchcoding.frauddetection</groupId>
diff --git a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/generatedStubs/pom.xml b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/generatedStubs/pom.xml
index bba07ca022..1b0b426f80 100644
--- a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/generatedStubs/pom.xml
+++ b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/generatedStubs/pom.xml
@@ -19,7 +19,7 @@
 -->
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>org.springframework.cloud.verifier.sample</groupId>
diff --git a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/git-basic-remote-contracts/pom.xml b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/git-basic-remote-contracts/pom.xml
index f4d34c4bf5..4119c5de16 100644
--- a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/git-basic-remote-contracts/pom.xml
+++ b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/git-basic-remote-contracts/pom.xml
@@ -16,7 +16,7 @@
   -->
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>com.example</groupId>
@@ -30,7 +30,7 @@
 				<artifactId>spring-cloud-contract-maven-plugin</artifactId>
 				<configuration>
 					<contractsMode>REMOTE</contractsMode>
-					<contractsRepositoryUrl>http://foo.bar</contractsRepositoryUrl>
+					<contractsRepositoryUrl>https://foo.bar</contractsRepositoryUrl>
 				</configuration>
 			</plugin>
 		</plugins>
diff --git a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/multiple-contracts/pom.xml b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/multiple-contracts/pom.xml
index fc62e38e99..3975b5b21c 100644
--- a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/multiple-contracts/pom.xml
+++ b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/multiple-contracts/pom.xml
@@ -19,7 +19,7 @@
 -->
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>org.springframework.cloud.verifier.sample</groupId>
diff --git a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/pact/pom.xml b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/pact/pom.xml
index e64b34396f..30cbf56204 100644
--- a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/pact/pom.xml
+++ b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/pact/pom.xml
@@ -19,7 +19,7 @@
 -->
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>org.springframework.cloud.verifier.sample</groupId>
diff --git a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/plugin-extension/pom.xml b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/plugin-extension/pom.xml
index f6a3d2671a..1c4aa459f5 100644
--- a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/plugin-extension/pom.xml
+++ b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/plugin-extension/pom.xml
@@ -19,7 +19,7 @@
 -->
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>org.springframework</groupId>
diff --git a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/spring-boot-groovy/pom.xml b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/spring-boot-groovy/pom.xml
index eaeebd4a68..2ef975a4c4 100644
--- a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/spring-boot-groovy/pom.xml
+++ b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/spring-boot-groovy/pom.xml
@@ -19,7 +19,7 @@
 -->
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>org.springframework</groupId>
diff --git a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/spring-boot-java/pom.xml b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/spring-boot-java/pom.xml
index f6a3d2671a..1c4aa459f5 100644
--- a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/spring-boot-java/pom.xml
+++ b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/spring-boot-java/pom.xml
@@ -19,7 +19,7 @@
 -->
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>org.springframework</groupId>
diff --git a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/withStubs/pom.xml b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/withStubs/pom.xml
index bba07ca022..1b0b426f80 100644
--- a/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/withStubs/pom.xml
+++ b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/src/test/projects/withStubs/pom.xml
@@ -19,7 +19,7 @@
 -->
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>org.springframework.cloud.verifier.sample</groupId>
diff --git a/spring-cloud-contract-tools/spring-cloud-contract-pact/pom.xml b/spring-cloud-contract-tools/spring-cloud-contract-pact/pom.xml
index 5a5812a748..e4534b169f 100644
--- a/spring-cloud-contract-tools/spring-cloud-contract-pact/pom.xml
+++ b/spring-cloud-contract-tools/spring-cloud-contract-pact/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
diff --git a/spring-cloud-contract-verifier/pom.xml b/spring-cloud-contract-verifier/pom.xml
index 06d6e8be0e..9a155cbd58 100644
--- a/spring-cloud-contract-verifier/pom.xml
+++ b/spring-cloud-contract-verifier/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
diff --git a/spring-cloud-contract-wiremock/pom.xml b/spring-cloud-contract-wiremock/pom.xml
index 62504a7a1d..e264120762 100644
--- a/spring-cloud-contract-wiremock/pom.xml
+++ b/spring-cloud-contract-wiremock/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
diff --git a/src/checkstyle/checkstyle-suppressions.xml b/src/checkstyle/checkstyle-suppressions.xml
index f85332647a..925f7e88a1 100644
--- a/src/checkstyle/checkstyle-suppressions.xml
+++ b/src/checkstyle/checkstyle-suppressions.xml
@@ -18,7 +18,7 @@
 
 <!DOCTYPE suppressions PUBLIC
 		"-//Puppy Crawl//DTD Suppressions 1.1//EN"
-		"http://www.puppycrawl.com/dtds/suppressions_1_1.dtd">
+		"https://www.puppycrawl.com/dtds/suppressions_1_1.dtd">
 <suppressions>
 	<!-- Xeger is repackaged -->
 	<suppress files=".*xeger.*" checks=".*"/>
diff --git a/tests/pom.xml b/tests/pom.xml
index a55f5f233c..93e69fda49 100644
--- a/tests/pom.xml
+++ b/tests/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<parent>
diff --git a/tests/samples-messaging-amqp/pom.xml b/tests/samples-messaging-amqp/pom.xml
index f97b42beaf..3777297fad 100644
--- a/tests/samples-messaging-amqp/pom.xml
+++ b/tests/samples-messaging-amqp/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
diff --git a/tests/samples-messaging-camel/pom.xml b/tests/samples-messaging-camel/pom.xml
index bd78432292..93dd5bcc97 100644
--- a/tests/samples-messaging-camel/pom.xml
+++ b/tests/samples-messaging-camel/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
diff --git a/tests/samples-messaging-integration/pom.xml b/tests/samples-messaging-integration/pom.xml
index c6f381589f..84a4f5d92b 100644
--- a/tests/samples-messaging-integration/pom.xml
+++ b/tests/samples-messaging-integration/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
diff --git a/tests/samples-messaging-integration/src/main/resources/integration-context.xml b/tests/samples-messaging-integration/src/main/resources/integration-context.xml
index c40f17dc13..31c1693d41 100644
--- a/tests/samples-messaging-integration/src/main/resources/integration-context.xml
+++ b/tests/samples-messaging-integration/src/main/resources/integration-context.xml
@@ -19,9 +19,9 @@
 			 xmlns:beans="http://www.springframework.org/schema/beans"
 			 xmlns="http://www.springframework.org/schema/integration"
 			 xsi:schemaLocation="http://www.springframework.org/schema/beans
-			http://www.springframework.org/schema/beans/spring-beans.xsd
+			https://www.springframework.org/schema/beans/spring-beans.xsd
 			http://www.springframework.org/schema/integration
-			http://www.springframework.org/schema/integration/spring-integration.xsd">
+			https://www.springframework.org/schema/integration/spring-integration.xsd">
 
 	<channel id="input"/>
 	<channel id="delete"/>
diff --git a/tests/samples-messaging-stream/pom.xml b/tests/samples-messaging-stream/pom.xml
index 85f6c39519..bc14445e01 100644
--- a/tests/samples-messaging-stream/pom.xml
+++ b/tests/samples-messaging-stream/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
diff --git a/tests/spring-cloud-contract-stub-runner-amqp/pom.xml b/tests/spring-cloud-contract-stub-runner-amqp/pom.xml
index 0f74a07e06..7a152f993b 100644
--- a/tests/spring-cloud-contract-stub-runner-amqp/pom.xml
+++ b/tests/spring-cloud-contract-stub-runner-amqp/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
diff --git a/tests/spring-cloud-contract-stub-runner-boot-eureka/pom.xml b/tests/spring-cloud-contract-stub-runner-boot-eureka/pom.xml
index 84704c9fb6..42e491dfc6 100644
--- a/tests/spring-cloud-contract-stub-runner-boot-eureka/pom.xml
+++ b/tests/spring-cloud-contract-stub-runner-boot-eureka/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
diff --git a/tests/spring-cloud-contract-stub-runner-boot-zookeeper/pom.xml b/tests/spring-cloud-contract-stub-runner-boot-zookeeper/pom.xml
index 3ce3687e3b..b9f98cc80d 100644
--- a/tests/spring-cloud-contract-stub-runner-boot-zookeeper/pom.xml
+++ b/tests/spring-cloud-contract-stub-runner-boot-zookeeper/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
diff --git a/tests/spring-cloud-contract-stub-runner-camel/pom.xml b/tests/spring-cloud-contract-stub-runner-camel/pom.xml
index 0f01634093..f86e2ca66d 100644
--- a/tests/spring-cloud-contract-stub-runner-camel/pom.xml
+++ b/tests/spring-cloud-contract-stub-runner-camel/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
diff --git a/tests/spring-cloud-contract-stub-runner-context-path/pom.xml b/tests/spring-cloud-contract-stub-runner-context-path/pom.xml
index f167775e43..9745840180 100644
--- a/tests/spring-cloud-contract-stub-runner-context-path/pom.xml
+++ b/tests/spring-cloud-contract-stub-runner-context-path/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
diff --git a/tests/spring-cloud-contract-stub-runner-integration/pom.xml b/tests/spring-cloud-contract-stub-runner-integration/pom.xml
index 7cd650f1ef..cde496f112 100644
--- a/tests/spring-cloud-contract-stub-runner-integration/pom.xml
+++ b/tests/spring-cloud-contract-stub-runner-integration/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
diff --git a/tests/spring-cloud-contract-stub-runner-integration/src/test/resources/integration-context.xml b/tests/spring-cloud-contract-stub-runner-integration/src/test/resources/integration-context.xml
index c2a3666776..c6631e049e 100644
--- a/tests/spring-cloud-contract-stub-runner-integration/src/test/resources/integration-context.xml
+++ b/tests/spring-cloud-contract-stub-runner-integration/src/test/resources/integration-context.xml
@@ -19,9 +19,9 @@
 			 xmlns:beans="http://www.springframework.org/schema/beans"
 			 xmlns="http://www.springframework.org/schema/integration"
 			 xsi:schemaLocation="http://www.springframework.org/schema/beans
-			http://www.springframework.org/schema/beans/spring-beans.xsd
+			https://www.springframework.org/schema/beans/spring-beans.xsd
 			http://www.springframework.org/schema/integration
-			http://www.springframework.org/schema/integration/spring-integration.xsd">
+			https://www.springframework.org/schema/integration/spring-integration.xsd">
 
 
 	<!-- REQUIRED FOR TESTING -->
diff --git a/tests/spring-cloud-contract-stub-runner-moco-contract-jar/pom.xml b/tests/spring-cloud-contract-stub-runner-moco-contract-jar/pom.xml
index 475d8dccb8..bf4464e8b4 100644
--- a/tests/spring-cloud-contract-stub-runner-moco-contract-jar/pom.xml
+++ b/tests/spring-cloud-contract-stub-runner-moco-contract-jar/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
diff --git a/tests/spring-cloud-contract-stub-runner-moco/pom.xml b/tests/spring-cloud-contract-stub-runner-moco/pom.xml
index 5f49a93009..cb6cbdab7d 100644
--- a/tests/spring-cloud-contract-stub-runner-moco/pom.xml
+++ b/tests/spring-cloud-contract-stub-runner-moco/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
diff --git a/tests/spring-cloud-contract-stub-runner-stream/pom.xml b/tests/spring-cloud-contract-stub-runner-stream/pom.xml
index e0cb0b01f5..604412e41d 100644
--- a/tests/spring-cloud-contract-stub-runner-stream/pom.xml
+++ b/tests/spring-cloud-contract-stub-runner-stream/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 		 xmlns="http://maven.apache.org/POM/4.0.0"
-		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>