diff --git a/.gitmodules b/.gitmodules
index c2a352b..008b99e 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,4 @@
 [submodule "PyTeX"]
 	path = PyTeX
-	url = ssh://git@gitlab.com/latexci/packages/PyTeX.git
+    url = ssh://git@gitlab.com/latexci/packages/PyTeX.git
+    branch = latex-packages