diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5a8b560..92eafa1 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -4,7 +4,7 @@ on:
   push:
     branches: ['main']
   pull_request:
-    types: [opened, synchronize]
+    branches: ['main']
 
 jobs:
   checks: