diff --git a/build.gradle b/build.gradle
index 7c6eef3..1aed0ce 100644
--- a/build.gradle
+++ b/build.gradle
@@ -38,9 +38,9 @@ project.targetCompatibility = 1.6
 
 // Repositories
 repositories {
-  //maven { url "http://repo.springsource.org/libs-snapshot" }
-  //maven { url "http://repo.springsource.org/libs-milestone" }
-  maven { url "http://repo.springsource.org/libs-release" }
+  //maven { url "https://repo.springsource.org/libs-snapshot" }
+  //maven { url "https://repo.springsource.org/libs-milestone" }
+  maven { url "https://repo.springsource.org/libs-release" }
   maven { url "http://spring-roo-repository.springsource.org/release" }
   mavenLocal()
 }