diff --git a/.gitmodules b/.gitmodules
index 7e00c20867c34e405dc64235c7a260ffefb45f00..0226cac4c2dff1184a420e8046af67ec67f682ed 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,6 +1,6 @@
 [submodule "cmake"]
 	path = cmake
-	url = git://github.com/jrl-umi3218/jrl-cmakemodules.git
+	url = https://github.com/jrl-umi3218/jrl-cmakemodules.git
 [submodule "third-parties/qhull"]
 	path = third-parties/qhull
-	url = git://github.com/qhull/qhull.git
+	url = https://github.com/qhull/qhull.git