diff --git a/demo.md b/demo.md
index 97241b7..ba1b697 100644
--- a/demo.md
+++ b/demo.md
@@ -17,7 +17,7 @@ fi
 设置定时任务
 
 ```
-*/10 * * * * ~/http.sh #
+*/10 * * * * ~/http.sh #10分钟执行一次
 ```
 
 ---