diff --git a/.gitmodules b/.gitmodules
index 7e38e13e9..2d07bfe72 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,4 @@
 [submodule "googletest"]
 	path = googletest
 	url = https://github.com/google/googletest
+	branch = master