diff --git a/.gitea/workflows/build-and-publish.yml b/.gitea/workflows/build-and-publish.yml
index a604c8a..87d56b4 100644
--- a/.gitea/workflows/build-and-publish.yml
+++ b/.gitea/workflows/build-and-publish.yml
@@ -97,7 +97,7 @@ jobs:
         uses: docker/setup-qemu-action@v3
 
       - name: Set up Buildx
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@d7f5e7f509e45cec5c76c4d5afdd7de93d0b3df5 # v4
 
       - name: Log in to the Gitea container registry
         if: github.event_name != 'pull_request'