diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7edacf004..7d809f2c2 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -20,7 +20,7 @@ jobs:
         env:
           ACCESS_REPO: ${{ github.repository }}
           ACCESS_TOKEN: ${{ secrets.CI_TOKEN }}
-          PR_NUMBER: ${{ steps.findPr.outputs.pr }}
+          PR_NUMBER: ${{ github.event.number ?? steps.findPr.outputs.pr }}
       - uses: actions/cache@v3
         with:
           path: ./node_modules
@@ -35,7 +35,7 @@ jobs:
         run: yarn run site:build
       - name: 'Deploy Site'
         run: |
-          export DEPLOY_DOMAIN=https://preview-${{ steps.findPr.outputs.pr }}-ng-alain-delon.surge.sh
+          export DEPLOY_DOMAIN=https://preview-${{ github.event.number ?? steps.findPr.outputs.pr }}-ng-alain-delon.surge.sh
           echo "Deploy to $DEPLOY_DOMAIN"
           cp ./src/dist/browser/index.html ./src/dist/browser/404.html
           npx surge --project ./src/dist/browser --domain $DEPLOY_DOMAIN
@@ -46,19 +46,19 @@ jobs:
           SURGE_TOKEN: ${{ secrets.SURGE_TOKEN }}
       - name: 'Update comment on github'
         run: |
-          export DEPLOY_DOMAIN=https://preview-${{ steps.findPr.outputs.pr }}-ng-alain-delon.surge.sh
+          export DEPLOY_DOMAIN=https://preview-${{ github.event.number ?? steps.findPr.outputs.pr }}-ng-alain-delon.surge.sh
           node ./scripts/github/comment.js "[Preview is ready!]($DEPLOY_DOMAIN)"
         env:
           ACCESS_REPO: ${{ github.repository }}
           ACCESS_TOKEN: ${{ secrets.CI_TOKEN }}
-          PR_NUMBER: ${{ steps.findPr.outputs.pr }}
+          PR_NUMBER: ${{ github.event.number ?? steps.findPr.outputs.pr }}
       - name: 'When failed'
         if: failure()
         run: node ./scripts/github/comment.js "[Preview Build Failed!](https://github.com/ng-alain/delon/actions/runs/${{ github.run_id }})"
         env:
           ACCESS_REPO: ${{ github.repository }}
           ACCESS_TOKEN: ${{ secrets.CI_TOKEN }}
-          PR_NUMBER: ${{ steps.findPr.outputs.pr }}
+          PR_NUMBER: ${{ github.event.number ?? steps.findPr.outputs.pr }}
 
   test:
     runs-on: ubuntu-latest