diff --git a/pom.xml b/pom.xml
index f0e517233f..bf1fdc9b9e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -117,7 +117,7 @@
 
 	<organization>
 		<name>Spring</name>
-		<url>http://spring.io/</url>
+		<url>https://spring.io/</url>
 	</organization>
 
 	<developers>
@@ -226,7 +226,7 @@
 				<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>
@@ -237,7 +237,7 @@
 				<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>
@@ -245,7 +245,7 @@
 				<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>
@@ -255,7 +255,7 @@
 				<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>
@@ -266,7 +266,7 @@
 				<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>
@@ -274,7 +274,7 @@
 				<pluginRepository>
 					<id>spring-releases</id>
 					<name>Spring Releases</name>
-					<url>http://repo.spring.io/libs-release-local</url>
+					<url>https://repo.spring.io/libs-release-local</url>
 					<snapshots>
 						<enabled>false</enabled>
 					</snapshots>
diff --git a/samples/standalone/dsl/http-client/pom.xml b/samples/standalone/dsl/http-client/pom.xml
index ea8a2d96b1..535e5684fc 100644
--- a/samples/standalone/dsl/http-client/pom.xml
+++ b/samples/standalone/dsl/http-client/pom.xml
@@ -95,7 +95,7 @@
 		<repository>
 			<id>spring-snapshots</id>
 			<name>Spring Snapshots</name>
-			<url>http://repo.spring.io/snapshot</url>
+			<url>https://repo.spring.io/snapshot</url>
 			<snapshots>
 				<enabled>true</enabled>
 			</snapshots>
@@ -103,7 +103,7 @@
 		<repository>
 			<id>spring-milestones</id>
 			<name>Spring Milestones</name>
-			<url>http://repo.spring.io/milestone</url>
+			<url>https://repo.spring.io/milestone</url>
 			<snapshots>
 				<enabled>false</enabled>
 			</snapshots>
@@ -111,7 +111,7 @@
 		<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>
@@ -121,7 +121,7 @@
 		<pluginRepository>
 			<id>spring-snapshots</id>
 			<name>Spring Snapshots</name>
-			<url>http://repo.spring.io/snapshot</url>
+			<url>https://repo.spring.io/snapshot</url>
 			<snapshots>
 				<enabled>true</enabled>
 			</snapshots>
@@ -129,7 +129,7 @@
 		<pluginRepository>
 			<id>spring-milestones</id>
 			<name>Spring Milestones</name>
-			<url>http://repo.spring.io/milestone</url>
+			<url>https://repo.spring.io/milestone</url>
 			<snapshots>
 				<enabled>false</enabled>
 			</snapshots>
@@ -137,7 +137,7 @@
 		<pluginRepository>
 			<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>
diff --git a/samples/standalone/dsl/http-server/pom.xml b/samples/standalone/dsl/http-server/pom.xml
index 0b8752f1ff..8c8adf7951 100644
--- a/samples/standalone/dsl/http-server/pom.xml
+++ b/samples/standalone/dsl/http-server/pom.xml
@@ -145,7 +145,7 @@
 		<repository>
 			<id>spring-snapshots</id>
 			<name>Spring Snapshots</name>
-			<url>http://repo.spring.io/snapshot</url>
+			<url>https://repo.spring.io/snapshot</url>
 			<snapshots>
 				<enabled>true</enabled>
 			</snapshots>
@@ -153,7 +153,7 @@
 		<repository>
 			<id>spring-milestones</id>
 			<name>Spring Milestones</name>
-			<url>http://repo.spring.io/milestone</url>
+			<url>https://repo.spring.io/milestone</url>
 			<snapshots>
 				<enabled>false</enabled>
 			</snapshots>
@@ -161,7 +161,7 @@
 		<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>
@@ -171,7 +171,7 @@
 		<pluginRepository>
 			<id>spring-snapshots</id>
 			<name>Spring Snapshots</name>
-			<url>http://repo.spring.io/snapshot</url>
+			<url>https://repo.spring.io/snapshot</url>
 			<snapshots>
 				<enabled>true</enabled>
 			</snapshots>
@@ -179,7 +179,7 @@
 		<pluginRepository>
 			<id>spring-milestones</id>
 			<name>Spring Milestones</name>
-			<url>http://repo.spring.io/milestone</url>
+			<url>https://repo.spring.io/milestone</url>
 			<snapshots>
 				<enabled>false</enabled>
 			</snapshots>
@@ -187,7 +187,7 @@
 		<pluginRepository>
 			<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>
diff --git a/samples/standalone/messaging/stream-sink/pom.xml b/samples/standalone/messaging/stream-sink/pom.xml
index fc5cdc6723..dc265a52ab 100644
--- a/samples/standalone/messaging/stream-sink/pom.xml
+++ b/samples/standalone/messaging/stream-sink/pom.xml
@@ -100,7 +100,7 @@
 		<repository>
 			<id>spring-snapshots</id>
 			<name>Spring Snapshots</name>
-			<url>http://repo.spring.io/snapshot</url>
+			<url>https://repo.spring.io/snapshot</url>
 			<snapshots>
 				<enabled>true</enabled>
 			</snapshots>
@@ -108,7 +108,7 @@
 		<repository>
 			<id>spring-milestones</id>
 			<name>Spring Milestones</name>
-			<url>http://repo.spring.io/milestone</url>
+			<url>https://repo.spring.io/milestone</url>
 			<snapshots>
 				<enabled>false</enabled>
 			</snapshots>
@@ -116,7 +116,7 @@
 		<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>
@@ -126,7 +126,7 @@
 		<pluginRepository>
 			<id>spring-snapshots</id>
 			<name>Spring Snapshots</name>
-			<url>http://repo.spring.io/snapshot</url>
+			<url>https://repo.spring.io/snapshot</url>
 			<snapshots>
 				<enabled>true</enabled>
 			</snapshots>
@@ -134,7 +134,7 @@
 		<pluginRepository>
 			<id>spring-milestones</id>
 			<name>Spring Milestones</name>
-			<url>http://repo.spring.io/milestone</url>
+			<url>https://repo.spring.io/milestone</url>
 			<snapshots>
 				<enabled>false</enabled>
 			</snapshots>
@@ -142,7 +142,7 @@
 		<pluginRepository>
 			<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>
diff --git a/samples/standalone/messaging/stream-source/pom.xml b/samples/standalone/messaging/stream-source/pom.xml
index 5c08d26fb6..39e600d3ec 100644
--- a/samples/standalone/messaging/stream-source/pom.xml
+++ b/samples/standalone/messaging/stream-source/pom.xml
@@ -145,7 +145,7 @@
 		<repository>
 			<id>spring-snapshots</id>
 			<name>Spring Snapshots</name>
-			<url>http://repo.spring.io/snapshot</url>
+			<url>https://repo.spring.io/snapshot</url>
 			<snapshots>
 				<enabled>true</enabled>
 			</snapshots>
@@ -153,7 +153,7 @@
 		<repository>
 			<id>spring-milestones</id>
 			<name>Spring Milestones</name>
-			<url>http://repo.spring.io/milestone</url>
+			<url>https://repo.spring.io/milestone</url>
 			<snapshots>
 				<enabled>false</enabled>
 			</snapshots>
@@ -161,7 +161,7 @@
 		<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>
@@ -171,7 +171,7 @@
 		<pluginRepository>
 			<id>spring-snapshots</id>
 			<name>Spring Snapshots</name>
-			<url>http://repo.spring.io/snapshot</url>
+			<url>https://repo.spring.io/snapshot</url>
 			<snapshots>
 				<enabled>true</enabled>
 			</snapshots>
@@ -179,7 +179,7 @@
 		<pluginRepository>
 			<id>spring-milestones</id>
 			<name>Spring Milestones</name>
-			<url>http://repo.spring.io/milestone</url>
+			<url>https://repo.spring.io/milestone</url>
 			<snapshots>
 				<enabled>false</enabled>
 			</snapshots>
@@ -187,7 +187,7 @@
 		<pluginRepository>
 			<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>
diff --git a/samples/standalone/restdocs/http-client/pom.xml b/samples/standalone/restdocs/http-client/pom.xml
index ce95100629..b5049ef8a9 100644
--- a/samples/standalone/restdocs/http-client/pom.xml
+++ b/samples/standalone/restdocs/http-client/pom.xml
@@ -102,7 +102,7 @@
 		<repository>
 			<id>spring-snapshots</id>
 			<name>Spring Snapshots</name>
-			<url>http://repo.spring.io/snapshot</url>
+			<url>https://repo.spring.io/snapshot</url>
 			<snapshots>
 				<enabled>true</enabled>
 			</snapshots>
@@ -110,7 +110,7 @@
 		<repository>
 			<id>spring-milestones</id>
 			<name>Spring Milestones</name>
-			<url>http://repo.spring.io/milestone</url>
+			<url>https://repo.spring.io/milestone</url>
 			<snapshots>
 				<enabled>false</enabled>
 			</snapshots>
@@ -118,7 +118,7 @@
 		<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>
@@ -128,7 +128,7 @@
 		<pluginRepository>
 			<id>spring-snapshots</id>
 			<name>Spring Snapshots</name>
-			<url>http://repo.spring.io/snapshot</url>
+			<url>https://repo.spring.io/snapshot</url>
 			<snapshots>
 				<enabled>true</enabled>
 			</snapshots>
@@ -136,7 +136,7 @@
 		<pluginRepository>
 			<id>spring-milestones</id>
 			<name>Spring Milestones</name>
-			<url>http://repo.spring.io/milestone</url>
+			<url>https://repo.spring.io/milestone</url>
 			<snapshots>
 				<enabled>false</enabled>
 			</snapshots>
@@ -144,7 +144,7 @@
 		<pluginRepository>
 			<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>
diff --git a/samples/standalone/restdocs/http-server/pom.xml b/samples/standalone/restdocs/http-server/pom.xml
index ac9e3501d8..bff6997b6f 100644
--- a/samples/standalone/restdocs/http-server/pom.xml
+++ b/samples/standalone/restdocs/http-server/pom.xml
@@ -105,7 +105,7 @@
 		<repository>
 			<id>spring-snapshots</id>
 			<name>Spring Snapshots</name>
-			<url>http://repo.spring.io/snapshot</url>
+			<url>https://repo.spring.io/snapshot</url>
 			<snapshots>
 				<enabled>true</enabled>
 			</snapshots>
@@ -113,7 +113,7 @@
 		<repository>
 			<id>spring-milestones</id>
 			<name>Spring Milestones</name>
-			<url>http://repo.spring.io/milestone</url>
+			<url>https://repo.spring.io/milestone</url>
 			<snapshots>
 				<enabled>false</enabled>
 			</snapshots>
@@ -121,7 +121,7 @@
 		<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>
@@ -131,7 +131,7 @@
 		<pluginRepository>
 			<id>spring-snapshots</id>
 			<name>Spring Snapshots</name>
-			<url>http://repo.spring.io/snapshot</url>
+			<url>https://repo.spring.io/snapshot</url>
 			<snapshots>
 				<enabled>true</enabled>
 			</snapshots>
@@ -139,7 +139,7 @@
 		<pluginRepository>
 			<id>spring-milestones</id>
 			<name>Spring Milestones</name>
-			<url>http://repo.spring.io/milestone</url>
+			<url>https://repo.spring.io/milestone</url>
 			<snapshots>
 				<enabled>false</enabled>
 			</snapshots>
@@ -147,7 +147,7 @@
 		<pluginRepository>
 			<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>
diff --git a/spring-cloud-contract-dependencies/pom.xml b/spring-cloud-contract-dependencies/pom.xml
index adc2bbbff7..62aed5dc72 100644
--- a/spring-cloud-contract-dependencies/pom.xml
+++ b/spring-cloud-contract-dependencies/pom.xml
@@ -182,7 +182,7 @@
 				<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>
@@ -193,7 +193,7 @@
 				<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>
@@ -201,7 +201,7 @@
 				<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>
@@ -211,7 +211,7 @@
 				<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>
@@ -222,7 +222,7 @@
 				<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-contract-tools/spring-cloud-contract-maven-plugin/pom.xml b/spring-cloud-contract-tools/spring-cloud-contract-maven-plugin/pom.xml
index 6d887b8d84..c2c7aa69ee 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
@@ -384,7 +384,7 @@
 				<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>
@@ -392,7 +392,7 @@
 				<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>
@@ -400,7 +400,7 @@
 				<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>
@@ -410,7 +410,7 @@
 				<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>
@@ -418,7 +418,7 @@
 				<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>
@@ -426,7 +426,7 @@
 				<pluginRepository>
 					<id>spring-plugin-snapshots</id>
 					<name>Spring Snapshots</name>
-					<url>http://repo.spring.io/plugins-snapshot-local</url>
+					<url>https://repo.spring.io/plugins-snapshot-local</url>
 					<snapshots>
 						<enabled>true</enabled>
 					</snapshots>
@@ -434,7 +434,7 @@
 				<pluginRepository>
 					<id>spring-plugin-milestones</id>
 					<name>Spring Milestones</name>
-					<url>http://repo.spring.io/plugins-milestone-local</url>
+					<url>https://repo.spring.io/plugins-milestone-local</url>
 					<snapshots>
 						<enabled>false</enabled>
 					</snapshots>