diff --git a/.github/workflows/gitsplit.yml b/.github/workflows/gitsplit.yml
index d6d6ce3f..c614a06e 100644
--- a/.github/workflows/gitsplit.yml
+++ b/.github/workflows/gitsplit.yml
@@ -1,6 +1,8 @@
 name: gitsplit
 on:
   push:
+    branches:
+      - "*.x"
     tags:
       - '*'