diff --git a/menu.sh b/menu.sh
index 73502df..267492b 100644
--- a/menu.sh
+++ b/menu.sh
@@ -875,7 +875,7 @@ check_stack(){
 	
 	# 判断用于检测 NAT VSP，以选择正确配置文件
 	if [ "$m" -le 3 ]; then
-		NAT=("0@1@" "1@0@1" "1@1@1" "1@1@")
+		NAT=("0@1@" "1@@1" "1@1@1" "1@1@")
 		for ((n=0;n<${#NAT[@]};n++)); do [ "$INET4@$INET6@$IPV4" = "${NAT[n]}" ] && break; done
 		NATIVE=("IPv6 only" "IPv4 only" "${T[${L}69]}" "NAT IPv4")
 		CONF1=("014" "104" "114" "11N4")