From 40b0db918dab69f803cce813e6dbd319d01f570a Mon Sep 17 00:00:00 2001
From: lovvvve <lovvvve@gmail.com>
Date: Mon, 27 Jul 2020 17:32:35 +0800
Subject: [PATCH] Update ntp.md

---
 docs/linux/ops/ntp.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/docs/linux/ops/ntp.md b/docs/linux/ops/ntp.md
index f8d58df..9a72bdb 100644
--- a/docs/linux/ops/ntp.md
+++ b/docs/linux/ops/ntp.md
@@ -148,7 +148,7 @@ $ ntpdate cn.pool.ntp.org
 示例：执行如下命令，就可以在每天凌晨 3 点同步系统时间：
 
 ```shell
-echo "* 3 * * * /usr/sbin/ntpdate cn.pool.ntp.org" >> /etc/crontab # 修改 crond 服务配置
+echo "0 3 * * * /usr/sbin/ntpdate cn.pool.ntp.org" >> /etc/crontab # 修改 crond 服务配置
 systemctl restart crond # 重启 crond 服务以生效
 ```