diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 46674b0..9e2ec68 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -2,6 +2,8 @@ name: CI
 
 on:
   pull_request:
+    branches:
+      - main
 
 permissions:
   contents: read