diff --git a/02.PVE初始化配置.md b/02.PVE初始化配置.md
index 5fdc27a..b0b5250 100644
--- a/02.PVE初始化配置.md
+++ b/02.PVE初始化配置.md
@@ -158,7 +158,7 @@ $ apt full-upgrade
 $ apt update
 
 ## 安装系统软件
-$ apt install btop lm-sensors curl tmux neovim unzip unattended-upgrades powermgmt-base sshguard
+$ apt install btop lm-sensors curl tmux neovim unzip unattended-upgrades powermgmt-base sshguard knot-dnsutils
 
 ## 安装 CPU 调度调整工具
 $ apt install linux-cpupower