diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 5dae74242..7551d947f 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -1,6 +1,7 @@
 name: CI
 
-on: 
+on:
+  pull_request:
   push:
     branches:
       - master
@@ -13,23 +14,27 @@ on:
 #     - cron:  '0 0 * * *'
 
 jobs:
-  deploy:
+  build:
     runs-on: ubuntu-24.04
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v2
+    
     - name: Install dependencies
       run: pip install requests
+
     - name: Generate report
       run: |
         export VITE_BASE_DIR="/$(basename $GITHUB_REPOSITORY)/"
         echo "VITE_BASE_DIR: $VITE_BASE_DIR"
         ./run.sh
+
     - name: Deploy GitHub pages
+      if : github.event_name == 'push' && github.ref == 'refs/heads/master'
       uses: peaceiris/actions-gh-pages@v3
       with:
         github_token: ${{ secrets.GITHUB_TOKEN }}
         publish_dir: ./reposense-report
         user_name: 'github-actions[bot]'
         user_email: 'github-actions[bot]@users.noreply.github.com'
-        commit_message: Rebuild pages at 
+        commit_message: Rebuild pages at