diff --git a/.forgejo/workflows/end-to-end.yml b/.forgejo/workflows/end-to-end.yml
index ca4a70af..c6ee4ef9 100644
--- a/.forgejo/workflows/end-to-end.yml
+++ b/.forgejo/workflows/end-to-end.yml
@@ -132,7 +132,7 @@ jobs:
       - run: ./end-to-end.sh prepare_dockerd
       - run: su forgejo -c "./end-to-end.sh test_actions ${{ matrix.info.version }}"
       - name: update documentation
-        uses: https://data.forgejo.org/actions/cascading-pr@v2.1
+        uses: https://data.forgejo.org/actions/cascading-pr@v2.1.1
         with:
           origin-url: ${{ env.FORGEJO_SERVER_URL }}
           origin-repo: ${{ forge.repository }}