diff --git a/.github/workflows/auto-merge.yml b/.github/workflows/auto-merge.yml
index c50793c..6b329ed 100644
--- a/.github/workflows/auto-merge.yml
+++ b/.github/workflows/auto-merge.yml
@@ -1,9 +1,6 @@
 name: auto-merge
 
-on:
-  pull_request_target:
-    branches:
-      - master
+on: [pull_request]
 
 jobs:
   auto-merge: