diff --git a/packages/www/src/RULES.js b/packages/www/src/RULES.js
index bad9b79..35e0821 100644
--- a/packages/www/src/RULES.js
+++ b/packages/www/src/RULES.js
@@ -290,7 +290,7 @@ module.exports = [{
     },
     {
         title: 'ip-v4[:端口]',
-        rule: /^(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)(?::(?:[0-9]|[1-9][0-9]{1,3}|[1-5][0-9]{4}|6[0-4][0-9]{3}|65[0-4][0-9]{2}|655[0-2][0-9]|6553[0-5]))?$/,
+        rule: /^((\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5]).){3}(\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5])(?::(?:[0-9]|[1-9][0-9]{1,3}|[1-5][0-9]{4}|6[0-4][0-9]{3}|65[0-4][0-9]{2}|655[0-2][0-9]|6553[0-5]))?$/,
         examples: ['172.16.0.0','172.16.0.0:8080', '127.0.0.0', '127.0.0.0:998']
     },
     {