diff --git a/.gitmodules b/.gitmodules
index 21a1fb2fa..2d52e9acd 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -12,4 +12,4 @@
 	url = git://github.com/symfony/Yaml.git
 [submodule "lib/vendor/doctrine-build-common"]
 	path = lib/vendor/doctrine-build-common
-	url = https://github.com/doctrine/doctrine-build-common.git
+	url = git://github.com/doctrine/doctrine-build-common.git