diff --git a/.github/workflows/caijiip.yml b/.github/workflows/caijiip.yml
index c6f9aef31..3481308ca 100644
--- a/.github/workflows/caijiip.yml
+++ b/.github/workflows/caijiip.yml
@@ -2,7 +2,7 @@ name: Update IP List
 
 on:
   schedule:
-    - cron: '*/30 * * * *'  # 每隔三十分钟运行一次
+    - cron: '0 */12 * * *'  # 每隔三十分钟运行一次
   workflow_dispatch:  # 手动触发
  # push: # 允许提交触发