diff --git a/.forgejo/workflows/docker-build.yml b/.forgejo/workflows/docker-build.yml
index 9e4bcad..951ec84 100644
--- a/.forgejo/workflows/docker-build.yml
+++ b/.forgejo/workflows/docker-build.yml
@@ -5,7 +5,7 @@ on:
 
 jobs:
   docker:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04:docker
     steps:
       - name: Login to Local Container Registry
         uses: docker/login-action@v3