diff --git a/.github/workflows/push.yml b/.github/workflows/push.yml
index 91f850e..8754689 100644
--- a/.github/workflows/push.yml
+++ b/.github/workflows/push.yml
@@ -57,6 +57,8 @@ jobs:
         with:
           token: ${{ secrets.BOT_TOKEN }}
           # fetch-depth: '1'
+      - id: get_head_commit_title
+        run: echo "title=$(git log --format=%B -n 1 HEAD | head -n 1)" >> $GITHUB_OUTPUT
       - uses: actions/setup-node@v3
         with:
           node-version: '20.9.0'
@@ -88,7 +90,7 @@ jobs:
         if: steps.has-changes.outputs.changes == 'true'
         run: |
           git add -A
-          git commit -a -m "documented ${{ github.event.head_commit.message }}"
+          git commit -a -m "documented ${{ steps.get-commit-title.outputs.text }}"
           git push origin HEAD
           exit 1
   schema: