diff --git a/SuperBuild/ExternalElastix.cmake b/SuperBuild/ExternalElastix.cmake
index c1fe6b59df0d56977f82eead1b340b63d644d1ff..8a922598183686109bb27a7e9b283e18fb369d56 100644
--- a/SuperBuild/ExternalElastix.cmake
+++ b/SuperBuild/ExternalElastix.cmake
@@ -1,6 +1,6 @@
 set( proj Elastix )
 
-set( ELASTIX_REPOSITORY git://github.com/mstaring/elastix.git )
+set( ELASTIX_REPOSITORY https://github.com/mstaring/elastix.git )
 set( ELASTIX_TAG c35842cd0152d8fd2894e7c6706d2dd8396f0fed )
 
 ExternalProject_Add( ${proj}