diff --git a/.gitmodules b/.gitmodules
index 0676e95..1b06fae 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,3 @@
 [submodule "wpfui"]
 	path = wpfui
-	url = https://github.com/pizzaboxer/wpfui/
+	url = https://github.com/pizzaboxer/wpfui.git