diff --git a/.github/workflows/update-changelog.yml b/.github/workflows/update-changelog.yml
index 7f9a7ab..94c98a7 100644
--- a/.github/workflows/update-changelog.yml
+++ b/.github/workflows/update-changelog.yml
@@ -65,6 +65,8 @@ jobs:
           mv CHANGELOG.md.new CHANGELOG.md
 
       - name: Commit and push
+        env:
+          TAG: ${{ github.event.release.tag_name }}
         run: |
           if git diff --quiet -- CHANGELOG.md; then
             echo "No changes to CHANGELOG.md — release body was empty?"
@@ -73,5 +75,5 @@ jobs:
           git config user.name "github-actions[bot]"
           git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
           git add CHANGELOG.md
-          git commit -m "docs(changelog): record ${{ github.event.release.tag_name }} [skip ci]"
+          git commit -m "docs(changelog): record $TAG [skip ci]"
           git push