diff --git a/multi-ctw/pom.xml b/multi-ctw/pom.xml
index 1f6a1d6..91f8ab0 100644
--- a/multi-ctw/pom.xml
+++ b/multi-ctw/pom.xml
@@ -39,7 +39,7 @@
 	<repositories>
 		<repository>
 			<id>spring-libs-snapshot</id>
-			<url>http://repo.spring.io/libs-snapshot</url>
+			<url>https://repo.spring.io/libs-snapshot</url>
             <snapshots>
                 <enabled>true</enabled>
             </snapshots>
@@ -52,7 +52,7 @@
 	<pluginRepositories>
 		<pluginRepository>
 			<id>spring-libs-snapshot</id>
-			<url>http://repo.spring.io/libs-snapshot</url>
+			<url>https://repo.spring.io/libs-snapshot</url>
             <snapshots>
                 <enabled>true</enabled>
             </snapshots>
diff --git a/multi-ltw/pom.xml b/multi-ltw/pom.xml
index 9884b6e..f1b7f2e 100644
--- a/multi-ltw/pom.xml
+++ b/multi-ltw/pom.xml
@@ -39,7 +39,7 @@
 	<repositories>
 		<repository>
 			<id>spring-libs-snapshot</id>
-			<url>http://repo.spring.io/libs-snapshot</url>
+			<url>https://repo.spring.io/libs-snapshot</url>
             <snapshots>
                 <enabled>true</enabled>
             </snapshots>
@@ -52,7 +52,7 @@
 	<pluginRepositories>
 		<pluginRepository>
 			<id>spring-libs-snapshot</id>
-			<url>http://repo.spring.io/libs-snapshot</url>
+			<url>https://repo.spring.io/libs-snapshot</url>
             <snapshots>
                 <enabled>true</enabled>
             </snapshots>
diff --git a/pom.xml b/pom.xml
index d491e5e..feed3fb 100644
--- a/pom.xml
+++ b/pom.xml
@@ -43,7 +43,7 @@
 	<repositories>
 		<repository>
 			<id>spring-libs-snapshot</id>
-			<url>http://repo.spring.io/libs-snapshot</url>
+			<url>https://repo.spring.io/libs-snapshot</url>
             <snapshots>
                 <enabled>true</enabled>
             </snapshots>
@@ -56,7 +56,7 @@
 	<pluginRepositories>
 		<pluginRepository>
 			<id>spring-libs-snapshot</id>
-			<url>http://repo.spring.io/libs-snapshot</url>
+			<url>https://repo.spring.io/libs-snapshot</url>
             <snapshots>
                 <enabled>true</enabled>
             </snapshots>