diff --git a/Netch/Models/Server.cs b/Netch/Models/Server.cs
index d299d9f2..ae9be171 100644
--- a/Netch/Models/Server.cs
+++ b/Netch/Models/Server.cs
@@ -34,7 +34,7 @@ namespace Netch.Models
         /// <summary>
         ///     端口
         /// </summary>
-        public int Port;
+        public ushort Port;
 
         /// <summary>
         ///     延迟
diff --git a/Netch/Servers/Shadowsocks/Models/SSD/Main.cs b/Netch/Servers/Shadowsocks/Models/SSD/Main.cs
index 4494203f..cfa1c16a 100644
--- a/Netch/Servers/Shadowsocks/Models/SSD/Main.cs
+++ b/Netch/Servers/Shadowsocks/Models/SSD/Main.cs
@@ -12,7 +12,7 @@ namespace Netch.Servers.Shadowsocks.Models.SSD
         /// <summary>
         ///     端口
         /// </summary>
-        public int port;
+        public ushort port;
 
         /// <summary>
         ///     加密方式
diff --git a/Netch/Servers/Shadowsocks/Models/SSD/SSDServer.cs b/Netch/Servers/Shadowsocks/Models/SSD/SSDServer.cs
index 52cfa77d..ed246edb 100644
--- a/Netch/Servers/Shadowsocks/Models/SSD/SSDServer.cs
+++ b/Netch/Servers/Shadowsocks/Models/SSD/SSDServer.cs
@@ -10,7 +10,7 @@
         /// <summary>
         ///     端口
         /// </summary>
-        public int port;
+        public ushort port;
 
         /// <summary>
         ///     加密方式
diff --git a/Netch/Servers/Shadowsocks/Models/ShadowsocksConfig.cs b/Netch/Servers/Shadowsocks/Models/ShadowsocksConfig.cs
index 9a32f11c..b28f19bb 100644
--- a/Netch/Servers/Shadowsocks/Models/ShadowsocksConfig.cs
+++ b/Netch/Servers/Shadowsocks/Models/ShadowsocksConfig.cs
@@ -3,7 +3,7 @@ namespace Netch.Servers.Shadowsocks.Models
     public class ShadowsocksConfig
     {
         public string server { get; set; }
-        public int server_port { get; set; }
+        public ushort server_port { get; set; }
         public string password { get; set; }
         public string method { get; set; }
         public string remarks { get; set; }
diff --git a/Netch/Servers/Shadowsocks/SSUtil.cs b/Netch/Servers/Shadowsocks/SSUtil.cs
index d325e27f..885c1751 100644
--- a/Netch/Servers/Shadowsocks/SSUtil.cs
+++ b/Netch/Servers/Shadowsocks/SSUtil.cs
@@ -140,7 +140,7 @@ namespace Netch.Servers.Shadowsocks
                     if (!match.Success) throw new FormatException();
 
                     data.Hostname = match.Groups["server"].Value;
-                    data.Port = int.Parse(match.Groups["port"].Value);
+                    data.Port = ushort.Parse(match.Groups["port"].Value);
 
                     var base64 = ShareLink.URLSafeBase64Decode(match.Groups["base64"].Value);
                     match = parser.Match(base64);
@@ -156,7 +156,7 @@ namespace Netch.Servers.Shadowsocks
                     if (!match.Success) throw new FormatException();
 
                     data.Hostname = match.Groups["server"].Value;
-                    data.Port = int.Parse(match.Groups["port"].Value);
+                    data.Port = ushort.Parse(match.Groups["port"].Value);
                     data.EncryptMethod = match.Groups["method"].Value;
                     data.Password = match.Groups["password"].Value;
                 }
diff --git a/Netch/Servers/Socks5/S5Util.cs b/Netch/Servers/Socks5/S5Util.cs
index 81a5102e..3983de7e 100644
--- a/Netch/Servers/Socks5/S5Util.cs
+++ b/Netch/Servers/Socks5/S5Util.cs
@@ -61,7 +61,7 @@ namespace Netch.Servers.Socks5
             var data = new Socks5
             {
                 Hostname = dict["server"],
-                Port = int.Parse(dict["port"])
+                Port = ushort.Parse(dict["port"])
             };
 
             if (dict.ContainsKey("user") && !string.IsNullOrWhiteSpace(dict["user"]))
diff --git a/Netch/Servers/Trojan/TrojanUtil.cs b/Netch/Servers/Trojan/TrojanUtil.cs
index 2408e289..9917176d 100644
--- a/Netch/Servers/Trojan/TrojanUtil.cs
+++ b/Netch/Servers/Trojan/TrojanUtil.cs
@@ -85,7 +85,7 @@ namespace Netch.Servers.Trojan
 
                 data.Password = match.Groups["psk"].Value;
                 data.Hostname = match.Groups["server"].Value;
-                data.Port = int.Parse(match.Groups["port"].Value);
+                data.Port = ushort.Parse(match.Groups["port"].Value);
 
                 return new[] {data};
             }
diff --git a/Netch/Servers/VMess/Models/V2rayConfig.cs b/Netch/Servers/VMess/Models/V2rayConfig.cs
index 88ece854..e2c591e8 100644
--- a/Netch/Servers/VMess/Models/V2rayConfig.cs
+++ b/Netch/Servers/VMess/Models/V2rayConfig.cs
@@ -15,7 +15,7 @@ namespace Netch.Servers.VMess.Models
     {
         public string tag { get; set; }
 
-        public int port { get; set; }
+        public ushort port { get; set; }
 
         public string listen { get; set; }
 
@@ -92,7 +92,7 @@ namespace Netch.Servers.VMess.Models
     {
         public string address { get; set; }
 
-        public int port { get; set; }
+        public ushort port { get; set; }
 
         public List<UsersItem> users { get; set; }
     }
@@ -109,7 +109,7 @@ namespace Netch.Servers.VMess.Models
 
         public string password { get; set; }
 
-        public int port { get; set; }
+        public ushort port { get; set; }
 
         public int level { get; set; }