diff --git a/.gitmodules b/.gitmodules
index 95ac098ec..06b71f6ae 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,4 +1,4 @@
 [submodule "ethcore/res/ethereum/tests"]
 	path = ethcore/res/ethereum/tests
-	url = git@github.com:ethereum/tests
-	branch = develop
\ No newline at end of file
+	url = https://github.com/ethereum/tests.git
+	branch = develop