diff --git a/.gitmodules b/.gitmodules
index c4fa6a3..e7b834f 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,4 @@
 [submodule "themes/ds"]
 	path = themes/ds
 	url = ../hugo-theme-digital-studium
+	branch = main