diff --git a/.forgejo/workflows/demo.yml b/.forgejo/workflows/demo.yml
index 9751070..56e97d7 100644
--- a/.forgejo/workflows/demo.yml
+++ b/.forgejo/workflows/demo.yml
@@ -2,6 +2,7 @@ on: [push]
 
 jobs:
   test:
+    runs-on: docker
     name: Test config on ${{matrix.node}}
     strategy:
       matrix: