diff --git a/.github/workflows/basic-validation.yml b/.github/workflows/basic-validation.yml
index 5f62ec31..bfe009ff 100644
--- a/.github/workflows/basic-validation.yml
+++ b/.github/workflows/basic-validation.yml
@@ -7,6 +7,8 @@ on:
     paths-ignore:
       - '**.md'
   pull_request:
+    branches:
+      - main
     paths-ignore:
       - '**.md'
 jobs: