diff --git a/.gitea/workflows/push.yaml b/.gitea/workflows/push.yaml
index c8306d7..42ee1b0 100644
--- a/.gitea/workflows/push.yaml
+++ b/.gitea/workflows/push.yaml
@@ -5,6 +5,7 @@ on:
       - master
 jobs:
   build:
+    runs-on: golang-ubuntu-latest # not used now
     container:
       image: focs.ji.sjtu.edu.cn:5000/gitea/runner-images:golang-ubuntu-latest
     steps: