diff --git a/.github/workflows/format.yml b/.github/workflows/format.yml
index 56df2b805f..7ba7e5822a 100644
--- a/.github/workflows/format.yml
+++ b/.github/workflows/format.yml
@@ -7,8 +7,8 @@ name: Ultralytics Actions
 on:
   issues:
     types: [opened]
-  pull_request:
-    branches: [main]
+  pull_request_target:
+    branches: [main,master]
     types: [opened, closed, synchronize, review_requested]
 
 jobs: