diff --git a/.gitmodules b/.gitmodules
index 2e52f65d..9dfac7a0 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -3,3 +3,4 @@
 #	url = git@github.com:Coloquinte/PlaceRoute.git
 	url = https://github.com/Coloquinte/PlaceRoute.git
 	branch = coriolis-submodule
+	update = merge