diff --git a/.gitmodules b/.gitmodules
index 8da50f6aba1a..60fe8cd6917e 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,14 +1,14 @@
 [submodule "lib/irrlichtmt"]
 	path = lib/irrlichtmt
-	url = git@github.com:EleutherAI/irrlicht.git 
+	url = https://github.com/EleutherAI/irrlicht.git 
 	branch = headless-rendering
 
 [submodule "lib/zmqpp"]
 	path = lib/zmqpp
-	url = git@github.com:zeromq/zmqpp.git
+	url = https://github.com/zeromq/zmqpp.git
 [submodule "games/minetest_game"]
 	path = games/minetest_game
-	url = git@github.com:minetest/minetest_game.git
+	url = https://github.com/minetest/minetest_game.git
 [submodule "lib/SDL"]
 	path = lib/SDL
-	url = git@github.com:libsdl-org/SDL.git
+	url = https://github.com/libsdl-org/SDL.git