diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 2156e02..ee19585 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -42,7 +42,7 @@ jobs:
         run: uv build
 
       - name: Publish to PyPI
-        uses: pypa/gh-action-pypi-publish@release/v1
+        uses: pypa/gh-action-pypi-publish@cef221092ed1bacb1cc03d23a2d87d1d172e277b # release/v1
         with:
           user: __token__
           password: ${{ secrets.PYPI_API_TOKEN }}