diff --git a/.forgejo/workflows/build.yaml b/.forgejo/workflows/build.yaml
index 753f24c..317e47a 100644
--- a/.forgejo/workflows/build.yaml
+++ b/.forgejo/workflows/build.yaml
@@ -3,7 +3,7 @@ run-name: ${{ github.actor }} is building
 on: [ push, pull_request ]
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: docker
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-java@v4