diff --git a/.gitmodules b/.gitmodules
index 5373ec05b3..7f3510b9d6 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,3 @@
 [submodule "source/lib/src/cuda/cub"]
 	path = source/lib/src/cuda/cub
-	url = git://github.com/NVIDIA/cub.git
+	url = https://github.com/NVIDIA/cub.git