diff --git a/.github/workflows/2_auto_publish_release.yml b/.github/workflows/2_auto_publish_release.yml
index 08bc8781..011f1484 100644
--- a/.github/workflows/2_auto_publish_release.yml
+++ b/.github/workflows/2_auto_publish_release.yml
@@ -38,7 +38,7 @@ jobs:
       uses: cylc/release-actions/build-python-package@v1
 
     - name: Publish distribution to PyPI
-      uses: pypa/gh-action-pypi-publish@v1.8.7
+      uses: pypa/gh-action-pypi-publish@v1.8.8
       with:
         user: __token__ # uses the API token feature of PyPI - least permissions possible
         password: ${{ secrets.PYPI_TOKEN }}