diff --git a/5.PVE制作虚拟机模板.md b/5.PVE制作虚拟机模板.md
index 74a2b3a..59faab4 100644
--- a/5.PVE制作虚拟机模板.md
+++ b/5.PVE制作虚拟机模板.md
@@ -96,7 +96,7 @@ sudo apt dist-upgrade
 
 ```bash
 ## 安装系统软件
-sudo apt install qemu-guest-agent zsh git curl htop lm-sensors fail2ban vim tmux
+sudo apt install qemu-guest-agent zsh git curl htop lm-sensors vim tmux nftables sshguard
 
 ## 安装系统自动更新工具
 sudo apt install unattended-upgrades apt-listchanges powermgmt-base python3-gi