diff --git a/.github/workflows/sync.yml b/.github/workflows/sync.yml
index 8944fda0..955dcb02 100644
--- a/.github/workflows/sync.yml
+++ b/.github/workflows/sync.yml
@@ -2,7 +2,7 @@ name: Sync Mirror Repository
 
 on:
   schedule:
-    - cron: '0 * * * *'  # 每小时同步一次
+    - cron: '0 */8 * * *'  # 每小时同步一次
   workflow_dispatch:  # 允许手动触发
 
 jobs: