diff --git a/.forgejo/workflows/build.yml b/.forgejo/workflows/build.yml
index e3b6974..a4f12f1 100644
--- a/.forgejo/workflows/build.yml
+++ b/.forgejo/workflows/build.yml
@@ -8,7 +8,7 @@ on:
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: docker
     steps:
     - name: checkout repository
       uses: actions/checkout@v2