diff --git a/.gitmodules b/.gitmodules
index 1dbcf88..bb28031 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,4 +1,4 @@
 [submodule "drawio"]
 	path = drawio
 	url = https://github.com/jgraph/drawio.git
-	branch = master
+	branch = dev