diff --git a/docker/pom.xml b/docker/pom.xml
index 5d103178fb..84dc03684f 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 ec33943ab4..a5a035ce1e 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 53be57bcd5..2d8e80c7a6 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 4be9977c10..e1d0b00012 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 fff0b2cb25..3ef706a435 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 ece2b9873b..65d7cea2f4 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 fd80e379fa..70a6416125 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 d3757fb212..ff65b51831 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 1cd6b13d1d..d2ebb23005 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 d647c63811..d7099529a6 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 2271567349..25b9b874c3 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 fc036b1b2a..ba80f85134 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 652bcde55c..076443d9b4 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 4e95c07da0..2964bc85b2 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 e9da2343d5..6b87545564 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 198218e1f6..6a23a09332 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 e72b64e51f..8fce4e2c84 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 73496d5002..e8b08d77fc 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 6ea15a732f..02e1f70e38 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 f06c288996..7b21efa540 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 88f0e6b5f7..39ddfb9c40 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 fb0364afe6..7ec705c698 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 6c6b976a7b..1047db154c 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 3dae11d93d..77ecbb6b7d 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 8a6307b0d3..0b6a802b0e 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 72e226d8ab..4d1920b09e 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 6161dfec07..81b790bf41 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 ea87585efa..307b7330fc 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 5bd720cb66..03c7d377f3 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 af0f8f0fa5..29ec4f62a9 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 71bbed3868..5342c2985d 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 c0c5ca468a..387e8b3e99 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 dba6d71e61..3e16a82115 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 cc1ff79565..88518851ed 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 4cc6e4cf89..ae045a155b 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 22d825766d..e8b1a5bfdf 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 4ad4987a88..ffcc0eff1e 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 affae328e7..e694ebe8db 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 29de190653..cee4b15f0f 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 3c84ea1c54..92dda0b08a 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 1962815eb2..3b1eb22f85 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 0853ae650c..705756f453 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 183ceb1fde..40be9a86ff 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 0bc0ae306f..8d7b5a9127 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 278b583183..a09725c1a8 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..42a8cc0127 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>
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 0ddf5ed4ea..d6fee5576e 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 8b60b0fb62..abd14e24db 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 5438997709..81ba005c2c 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 7aadefa715..a8a1082fa5 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 5438997709..81ba005c2c 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 92cb52d02d..c1ea5539c3 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 209d6a0e18..fd8824813e 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 af3aab3ff7..1f32d8477b 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 e6b88a2723..c10b0c01fa 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 99ebbdbde0..e332c83c95 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 b3aa140858..33e2ddd261 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 e1a564d549..4419654d03 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 e12f37aa3c..f6d020360a 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 28f2827985..2b810fae53 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 6f48bf308a..624a04b992 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 a0547e41b7..17ae746947 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 a61a9c2d53..e2af3d52df 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 bb0cb5e071..63cc1063da 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 35dd372282..3adbae5b92 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 4e870e5cef..16e1659472 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 70001c0629..696233a815 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 3198b6e214..0b7f59f5f2 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 aacec58e7e..7f34d80bf6 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>