diff --git a/mvnw b/mvnw
index 0a7dac221..d0275e2cc 100755
--- a/mvnw
+++ b/mvnw
@@ -8,7 +8,7 @@
 # "License"); you may not use this file except in compliance
 # with the License.  You may obtain a copy of the License at
 #
-#    http://www.apache.org/licenses/LICENSE-2.0
+#    https://www.apache.org/licenses/LICENSE-2.0
 #
 # Unless required by applicable law or agreed to in writing,
 # software distributed under the License is distributed on an
diff --git a/mvnw.cmd b/mvnw.cmd
index fc8302432..eb9a292a7 100644
--- a/mvnw.cmd
+++ b/mvnw.cmd
@@ -7,7 +7,7 @@
 @REM "License"); you may not use this file except in compliance
 @REM with the License.  You may obtain a copy of the License at
 @REM
-@REM    http://www.apache.org/licenses/LICENSE-2.0
+@REM    https://www.apache.org/licenses/LICENSE-2.0
 @REM
 @REM Unless required by applicable law or agreed to in writing,
 @REM software distributed under the License is distributed on an
diff --git a/pom.xml b/pom.xml
index 9ed927b0e..48111940e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         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>spring-cloud-stream-parent</artifactId>
     <version>2.0.3.BUILD-SNAPSHOT</version>
diff --git a/spring-cloud-stream-binder-test/pom.xml b/spring-cloud-stream-binder-test/pom.xml
index 41a659d6a..9027c9f07 100644
--- a/spring-cloud-stream-binder-test/pom.xml
+++ b/spring-cloud-stream-binder-test/pom.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 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>spring-cloud-stream-binder-test</artifactId>
diff --git a/spring-cloud-stream-core-docs/pom.xml b/spring-cloud-stream-core-docs/pom.xml
index 4a1a8abd6..f61029227 100644
--- a/spring-cloud-stream-core-docs/pom.xml
+++ b/spring-cloud-stream-core-docs/pom.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 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>
@@ -68,8 +68,8 @@
 									<quiet>true</quiet>
 									<stylesheetfile>${basedir}/src/main/javadoc/spring-javadoc.css</stylesheetfile>
 									<links>
-										<link>http://docs.spring.io/spring-framework/docs/${spring.version}/javadoc-api/</link>
-										<link>http://docs.spring.io/spring-shell/docs/current/api/</link>
+										<link>https://docs.spring.io/spring-framework/docs/${spring.version}/javadoc-api/</link>
+										<link>https://docs.spring.io/spring-shell/docs/current/api/</link>
 									</links>
 								</configuration>
 							</execution>
diff --git a/spring-cloud-stream-integration-tests/pom.xml b/spring-cloud-stream-integration-tests/pom.xml
index 52d26c5c8..0a5276e0b 100644
--- a/spring-cloud-stream-integration-tests/pom.xml
+++ b/spring-cloud-stream-integration-tests/pom.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-	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>spring-cloud-stream-integration-tests</artifactId>
diff --git a/spring-cloud-stream-reactive/pom.xml b/spring-cloud-stream-reactive/pom.xml
index 5eca04223..2e21f3b48 100644
--- a/spring-cloud-stream-reactive/pom.xml
+++ b/spring-cloud-stream-reactive/pom.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-parent</artifactId>
diff --git a/spring-cloud-stream-schema-server/pom.xml b/spring-cloud-stream-schema-server/pom.xml
index 96837ca4b..fc526bb6a 100644
--- a/spring-cloud-stream-schema-server/pom.xml
+++ b/spring-cloud-stream-schema-server/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>
 	<artifactId>spring-cloud-stream-schema-server</artifactId>
 
diff --git a/spring-cloud-stream-schema/pom.xml b/spring-cloud-stream-schema/pom.xml
index 1d658ef12..67988898e 100644
--- a/spring-cloud-stream-schema/pom.xml
+++ b/spring-cloud-stream-schema/pom.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<parent>
 		<artifactId>spring-cloud-stream-parent</artifactId>
 		<groupId>org.springframework.cloud</groupId>
diff --git a/spring-cloud-stream-test-support-internal/pom.xml b/spring-cloud-stream-test-support-internal/pom.xml
index b88a6e691..ef61d67da 100644
--- a/spring-cloud-stream-test-support-internal/pom.xml
+++ b/spring-cloud-stream-test-support-internal/pom.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 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-stream-test-support/pom.xml b/spring-cloud-stream-test-support/pom.xml
index 28603e593..0cbf7c95d 100644
--- a/spring-cloud-stream-test-support/pom.xml
+++ b/spring-cloud-stream-test-support/pom.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 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-stream-tools/pom.xml b/spring-cloud-stream-tools/pom.xml
index fbb7d9777..2e3b2b5d1 100644
--- a/spring-cloud-stream-tools/pom.xml
+++ b/spring-cloud-stream-tools/pom.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 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-stream/pom.xml b/spring-cloud-stream/pom.xml
index 9e3674047..dd96025d4 100644
--- a/spring-cloud-stream/pom.xml
+++ b/spring-cloud-stream/pom.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 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>spring-cloud-stream</artifactId>