diff --git a/.forgejo/workflows/flake-lock-update.yml b/.forgejo/workflows/flake-lock-update.yml
index 22d876d..e27799e 100644
--- a/.forgejo/workflows/flake-lock-update.yml
+++ b/.forgejo/workflows/flake-lock-update.yml
@@ -9,7 +9,7 @@ jobs:
         with:
           github-token: ${{ secrets.GH_TOKEN }}
       - name: update flake.lock
-        uses: DeterminateSystems/update-flake-lock@v20
+        uses: https://github.com/DeterminateSystems/update-flake-lock@v20
         with:
           pr-title: "flake.lock: Update"
           pr-labels: |