diff --git a/.github/workflows/auto.yml b/.github/workflows/auto.yml
index 7db0d60..ae34fc4 100644
--- a/.github/workflows/auto.yml
+++ b/.github/workflows/auto.yml
@@ -1,9 +1,11 @@
 name: Automated Testing and Verification 🤖
 
 on:
-  push:
   pull_request:
-    branches:
+    branches: [ main ]
+    types: [ opened, synchronize, closed ]
+  push:
+    branches-ignore:
       - main
 
 jobs: