diff --git a/.github/workflows/autoblack.yml b/.github/workflows/autoblack.yml
index 369f8882..6619aa33 100644
--- a/.github/workflows/autoblack.yml
+++ b/.github/workflows/autoblack.yml
@@ -2,7 +2,7 @@ name: Check / auto apply Black
 on:
   push:
       branches:
-          - dev
+          - autoblack-diff
 jobs:
   black:
     name: Check / auto apply black