diff --git a/mvnw b/mvnw
index e351148..692a630 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 b0dc0e7..7ecd01d 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 c937c24..4e8508a 100644
--- a/pom.xml
+++ b/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>
 	<groupId>org.springframework.cloud</groupId>
@@ -130,7 +130,7 @@
 				<repository>
 					<id>spring-snapshots</id>
 					<name>Spring Snapshots</name>
-					<url>http://repo.spring.io/libs-snapshot-local</url>
+					<url>https://repo.spring.io/libs-snapshot-local</url>
 					<snapshots>
 						<enabled>true</enabled>
 					</snapshots>
@@ -138,7 +138,7 @@
 				<repository>
 					<id>spring-milestones</id>
 					<name>Spring Milestones</name>
-					<url>http://repo.spring.io/libs-milestone-local</url>
+					<url>https://repo.spring.io/libs-milestone-local</url>
 					<snapshots>
 						<enabled>false</enabled>
 					</snapshots>
@@ -146,7 +146,7 @@
 				<repository>
 					<id>spring-releases</id>
 					<name>Spring Releases</name>
-					<url>http://repo.spring.io/release</url>
+					<url>https://repo.spring.io/release</url>
 					<snapshots>
 						<enabled>false</enabled>
 					</snapshots>
@@ -156,7 +156,7 @@
 				<pluginRepository>
 					<id>spring-snapshots</id>
 					<name>Spring Snapshots</name>
-					<url>http://repo.spring.io/libs-snapshot-local</url>
+					<url>https://repo.spring.io/libs-snapshot-local</url>
 					<snapshots>
 						<enabled>true</enabled>
 					</snapshots>
@@ -164,7 +164,7 @@
 				<pluginRepository>
 					<id>spring-milestones</id>
 					<name>Spring Milestones</name>
-					<url>http://repo.spring.io/libs-milestone-local</url>
+					<url>https://repo.spring.io/libs-milestone-local</url>
 					<snapshots>
 						<enabled>false</enabled>
 					</snapshots>
diff --git a/spring-cloud-dataflow-server-yarn-autoconfig/pom.xml b/spring-cloud-dataflow-server-yarn-autoconfig/pom.xml
index 49487d8..6d16179 100644
--- a/spring-cloud-dataflow-server-yarn-autoconfig/pom.xml
+++ b/spring-cloud-dataflow-server-yarn-autoconfig/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-dataflow-server-yarn-autoconfig</artifactId>
diff --git a/spring-cloud-dataflow-server-yarn-client/pom.xml b/spring-cloud-dataflow-server-yarn-client/pom.xml
index 70f679c..412937b 100644
--- a/spring-cloud-dataflow-server-yarn-client/pom.xml
+++ b/spring-cloud-dataflow-server-yarn-client/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>
 	<groupId>org.springframework.cloud</groupId>
diff --git a/spring-cloud-dataflow-server-yarn-dist/pom.xml b/spring-cloud-dataflow-server-yarn-dist/pom.xml
index 1c1b941..02a04c9 100644
--- a/spring-cloud-dataflow-server-yarn-dist/pom.xml
+++ b/spring-cloud-dataflow-server-yarn-dist/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-dataflow-server-yarn-dist</artifactId>
diff --git a/spring-cloud-dataflow-server-yarn-docs/pom.xml b/spring-cloud-dataflow-server-yarn-docs/pom.xml
index 678641d..3466f30 100644
--- a/spring-cloud-dataflow-server-yarn-docs/pom.xml
+++ b/spring-cloud-dataflow-server-yarn-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>
 	<artifactId>spring-cloud-dataflow-server-yarn-docs</artifactId>
 	<version>1.0.3.BUILD-SNAPSHOT</version>
@@ -101,8 +101,8 @@
 									<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-dataflow-server-yarn-h2/pom.xml b/spring-cloud-dataflow-server-yarn-h2/pom.xml
index f5b7a8a..050cff9 100644
--- a/spring-cloud-dataflow-server-yarn-h2/pom.xml
+++ b/spring-cloud-dataflow-server-yarn-h2/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-dataflow-server-yarn-h2</artifactId>
diff --git a/spring-cloud-dataflow-server-yarn-shell-core/pom.xml b/spring-cloud-dataflow-server-yarn-shell-core/pom.xml
index ed0aebb..706bcee 100644
--- a/spring-cloud-dataflow-server-yarn-shell-core/pom.xml
+++ b/spring-cloud-dataflow-server-yarn-shell-core/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-dataflow-server-yarn-shell-core</artifactId>
diff --git a/spring-cloud-dataflow-server-yarn-shell/pom.xml b/spring-cloud-dataflow-server-yarn-shell/pom.xml
index 949347e..0b81769 100644
--- a/spring-cloud-dataflow-server-yarn-shell/pom.xml
+++ b/spring-cloud-dataflow-server-yarn-shell/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-dataflow-server-yarn-shell</artifactId>
diff --git a/spring-cloud-dataflow-server-yarn/pom.xml b/spring-cloud-dataflow-server-yarn/pom.xml
index e5e925b..1f4c43d 100644
--- a/spring-cloud-dataflow-server-yarn/pom.xml
+++ b/spring-cloud-dataflow-server-yarn/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-dataflow-server-yarn</artifactId>
diff --git a/spring-cloud-starter-dataflow-server-yarn/pom.xml b/spring-cloud-starter-dataflow-server-yarn/pom.xml
index f00a96d..badda76 100644
--- a/spring-cloud-starter-dataflow-server-yarn/pom.xml
+++ b/spring-cloud-starter-dataflow-server-yarn/pom.xml
@@ -1,11 +1,11 @@
 <?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-starter-dataflow-server-yarn</artifactId>
-	<url>http://projects.spring.io/spring-cloud/</url>
+	<url>https://projects.spring.io/spring-cloud/</url>
 	<organization>
 		<name>Pivotal Software, Inc.</name>
-		<url>http://www.spring.io</url>
+		<url>https://www.spring.io</url>
 	</organization>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>