diff --git a/.gitmodules b/.gitmodules
index e29a005..7646089 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,3 @@
 [submodule "themes/hugo-sustain"]
 	path = themes/hugo-sustain
-	url = https://git.shrug.pw/neil/hugo-sustain
+	url = https://git.shrug.pw/neil/hugo-sustain.git