diff --git a/.gitea/workflows/build.yml b/.gitea/workflows/build.yml
index 05e844e..7dede4f 100644
--- a/.gitea/workflows/build.yml
+++ b/.gitea/workflows/build.yml
@@ -8,7 +8,9 @@ on:
 
 jobs:
   build:
-    runs-on: self-hosted   # Uses your custom runner
+    runs-on: self-hosted
+    container:
+      image: gitea_runner_dotnet_node:latest
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4