diff --git a/.forgejo/workflows/demo.yaml b/.forgejo/workflows/demo.yaml
index 5ad9b42..119a23c 100644
--- a/.forgejo/workflows/demo.yaml
+++ b/.forgejo/workflows/demo.yaml
@@ -4,6 +4,8 @@ on:
 jobs:
   test:
     runs-on: docker
+    container:
+      image: bitnami/minideb:bullseye-arm64
     steps:
       - name: Checkout
         uses: actions/checkout@v4