diff --git a/.github/workflows/upy.yml b/.github/workflows/upy.yml
index 49838a4f..b25f21ed 100644
--- a/.github/workflows/upy.yml
+++ b/.github/workflows/upy.yml
@@ -5,8 +5,7 @@ on:
     branches:
       - main  # 根据您的实际情况修改分支名称
   schedule:
-    - cron: '0 16 * * *'   # 对应上海时间每天 00:00 构建
-    - cron: '0 4 * * *'    # 对应上海时间每天 12:00 构建
+    - cron: '0 */3 * * *'   # 每三小时自动构建一次
 
 jobs:
   deploy: