diff --git a/scripts/install_pve.sh b/scripts/install_pve.sh
index db14fef..8abbfd4 100644
--- a/scripts/install_pve.sh
+++ b/scripts/install_pve.sh
@@ -77,7 +77,7 @@ check_cdn_file() {
 cdn_urls=("https://cdn.spiritlhl.workers.dev/" "https://cdn3.spiritlhl.net/" "https://cdn1.spiritlhl.net/" "https://ghproxy.com/" "https://cdn2.spiritlhl.net/")
 check_cdn_file
 
-# /etc/hosts文件修改
+# cloud-init文件修改
 if [ -f "/etc/cloud/cloud.cfg" ]; then
   chattr -i /etc/cloud/cloud.cfg
   if grep -q "preserve_hostname: true" "/etc/cloud/cloud.cfg"; then
@@ -86,10 +86,16 @@ if [ -f "/etc/cloud/cloud.cfg" ]; then
     sed -E -i 's/preserve_hostname:[[:space:]]*false/preserve_hostname: true/g' "/etc/cloud/cloud.cfg"
     echo "change preserve_hostname to true"
   fi
+  if grep -q "disable_root: false" "/etc/cloud/cloud.cfg"; then
+    :
+  else
+    sed -E -i 's/disable_root:[[:space:]]*true/disable_root: false/g' "/etc/cloud/cloud.cfg"
+    echo "change disable_root to false"
+  fi
   chattr +i /etc/cloud/cloud.cfg
-else
-  echo "can not find /etc/cloud/cloud.cfg"
 fi
+
+# /etc/hosts文件修改
 ip=$(curl -s ipv4.ip.sb)
 hostname=$(hostname)
 if [ "${hostname}" != "pve" ]; then