diff --git a/Proxmox-Virtual-Environment.md b/Proxmox-Virtual-Environment.md
index 9f2f52c..4b12f09 100644
--- a/Proxmox-Virtual-Environment.md
+++ b/Proxmox-Virtual-Environment.md
@@ -19,7 +19,7 @@ timezonectl -set-timezone Asia/Shanghai
 - 安装ntpsec,配置时钟同步
 ```
 apt install ntpsec
-# 添加中科院授时中心服务器：vim /etc/ntpsec/ntp.conf
+# 添加中科院授时中心服务器:vim /etc/ntpsec/ntp.conf
 “server ntp.ntsc.ac.cn”
 ```
 ### 3.2 配置镜像源