diff --git a/.gitea/workflows/demo.yaml b/.gitea/workflows/demo.yaml
index 9eb8c18..cae5a98 100644
--- a/.gitea/workflows/demo.yaml
+++ b/.gitea/workflows/demo.yaml
@@ -3,7 +3,7 @@ on: [push]
 
 jobs:
   build:
-    runs-on: Linux 
+    runs-on: Ubuntu
     steps:      
       - run: uname -a   
       - name: 克隆仓库