diff --git a/.github/workflows/test-reports-check.yml b/.github/workflows/test-reports-check.yml
index 805d68b4..9ee2e836 100644
--- a/.github/workflows/test-reports-check.yml
+++ b/.github/workflows/test-reports-check.yml
@@ -1,6 +1,8 @@
 name: 'CI'
 on:
   pull_request:
+    branches:
+      - main
 jobs:
   build-test:
     runs-on: ubuntu-latest