diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index c889458..bb817ad 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -48,7 +48,7 @@ jobs:
 
     - name: Deploy
 
-      if: success() && github.event_name == 'release'
+      if: success() && github.event.pull_request.merged
       uses: peaceiris/actions-gh-pages@v4
       with:
         github_token: ${{ secrets.GITHUB_TOKEN }}