diff --git a/extra_scripts/ifupdown2-install.service b/extra_scripts/ifupdown2-install.service
new file mode 100644
index 0000000..7b8690d
--- /dev/null
+++ b/extra_scripts/ifupdown2-install.service
@@ -0,0 +1,12 @@
+[Unit]
+Description=Install ifupdown2 on next reboot
+After=network.target
+
+[Service]
+Type=oneshot
+ExecStart=/root/install_ifupdown2.sh
+ExecStartPost=/sbin/reboot
+RemainAfterExit=yes
+
+[Install]
+WantedBy=multi-user.target
diff --git a/extra_scripts/install_ifupdown2.sh b/extra_scripts/install_ifupdown2.sh
new file mode 100644
index 0000000..05492c5
--- /dev/null
+++ b/extra_scripts/install_ifupdown2.sh
@@ -0,0 +1,15 @@
+#!/bin/bash
+# from 
+# https://github.com/spiritLHLS/pve
+# 2023.06.25
+
+# 安装ifupdown2
+apt-get update
+apt-get install -y ifupdown2
+
+# 删除Systemd服务
+systemctl disable ifupdown2-install.service
+rm /etc/systemd/system/ifupdown2-install.service
+
+# 删除自身
+rm $0
diff --git a/scripts/install_pve.sh b/scripts/install_pve.sh
index 3532d25..dc3dbdd 100644
--- a/scripts/install_pve.sh
+++ b/scripts/install_pve.sh
@@ -3,7 +3,7 @@
 # https://github.com/spiritLHLS/pve
 # 2023.06.25
 
-
+cd /root >/dev/null 2>&1
 _red() { echo -e "\033[31m\033[01m$@\033[0m"; }
 _green() { echo -e "\033[32m\033[01m$@\033[0m"; }
 _yellow() { echo -e "\033[33m\033[01m$@\033[0m"; }