diff --git a/core/scripts/hysteria2/ip.sh b/core/scripts/hysteria2/ip.sh
index 239d563..da5d032 100644
--- a/core/scripts/hysteria2/ip.sh
+++ b/core/scripts/hysteria2/ip.sh
@@ -4,24 +4,22 @@ source /etc/hysteria/core/scripts/path.sh
 ipv4_address=""
 ipv6_address=""
 
-interfaces=$(ip -o link show | awk -F': ' '{print $2}' | grep -v lo | grep -v 'wgcf' | grep -v 'warp')
+interfaces=$(ip -o link show | awk -F': ' '{print $2}' | grep -vE '^(lo|wgcf|warp)$')
 
 for interface in $interfaces; do
-  if ip addr show $interface > /dev/null 2>&1; then
-    ipv4=$(ip -o -4 addr show $interface | awk '{print $4}' | grep -v '^127.' | grep -v '^10\.' | grep -v '^192\.168\.' | grep -v '^172\.' | cut -d/ -f1)
-    if [[ -n $ipv4 ]]; then
+  if ip addr show "$interface" > /dev/null 2>&1; then
+    ipv4=$(ip -o -4 addr show "$interface" | awk '{print $4}' | grep -vE '^(127\.|10\.|192\.168\.|172\.(1[6-9]|2[0-9]|3[0-1]))' | head -n 1 | cut -d/ -f1)
+    if [[ -z $ipv4_address && -n $ipv4 ]]; then
       ipv4_address=$ipv4
     fi
-    
-    ipv6=$(ip -o -6 addr show $interface | awk '{print $4}' | grep -v '^::1$' | grep -v '^fe80:' | cut -d/ -f1)
-    if [[ -n $ipv6 ]]; then
+
+    ipv6=$(ip -o -6 addr show "$interface" | awk '{print $4}' | grep -vE '^(::1|fe80:)' | head -n 1 | cut -d/ -f1)
+    if [[ -z $ipv6_address && -n $ipv6 ]]; then
       ipv6_address=$ipv6
     fi
   fi
 done
 
-CONFIG_ENV="/etc/hysteria/.configs.env"
-
 {
   sed -i '/^IP4=/d' "$CONFIG_ENV" 2>/dev/null
   sed -i '/^IP6=/d' "$CONFIG_ENV" 2>/dev/null