diff --git a/.github/workflows/seo-report.yaml b/.github/workflows/seo-report.yaml
index 7b4cc4b..6f17cbe 100644
--- a/.github/workflows/seo-report.yaml
+++ b/.github/workflows/seo-report.yaml
@@ -17,7 +17,7 @@ jobs:
     if: github.event.deployment_status.state == 'success'
     environment:
       name: github-pages
-      url: https://${{ github.repository_owner }}.github.io/${{ github.head_ref }}/
+      url: https://${{ github.repository_owner }}.github.io/${{ github.event.repository.name }}/${{ steps.git-branch.outputs.SOURCE_REF }}
     runs-on: ubuntu-latest
     steps:
       - name: Check out
@@ -47,12 +47,12 @@ jobs:
           unlighthouse-ci \
             --site "${{ github.event.deployment_status.target_url }}" \
             --build-static \
-            --router-prefix "${{ github.event.repository.name }}/${{ github.head_ref }}"
+            --router-prefix "${{ github.event.repository.name }}/${{ steps.git-branch.outputs.SOURCE_REF }}"
 
       - name: Deploy
         uses: peaceiris/actions-gh-pages@v3
         with:
           github_token: ${{ secrets.GH_PAGES_TOKEN }}
           publish_dir: ./.unlighthouse
-          destination_dir: ${{ github.head_ref }}
+          destination_dir: ${{ steps.git-branch.outputs.SOURCE_REF }}