diff --git a/v2rayN/v2rayN/Handler/UpdateHandle.cs b/v2rayN/v2rayN/Handler/UpdateHandle.cs
index 2a35d676..fcfcea40 100644
--- a/v2rayN/v2rayN/Handler/UpdateHandle.cs
+++ b/v2rayN/v2rayN/Handler/UpdateHandle.cs
@@ -56,6 +56,7 @@ namespace v2rayN.Handler
                         try
                         {
                             string fileName = Utils.GetPath(Global.DownloadFileName);
+                            fileName = Utils.UrlEncode(fileName);
                             Process process = new Process
                             {
                                 StartInfo = new ProcessStartInfo
diff --git a/v2rayN/v2rayUpgrade/MainForm.cs b/v2rayN/v2rayUpgrade/MainForm.cs
index 8b30a2cb..6b9ff16c 100644
--- a/v2rayN/v2rayUpgrade/MainForm.cs
+++ b/v2rayN/v2rayUpgrade/MainForm.cs
@@ -3,6 +3,7 @@ using System.Diagnostics;
 using System.IO;
 using System.IO.Compression;
 using System.Text;
+using System.Web;
 using System.Windows.Forms;
 
 namespace v2rayUpgrade
@@ -17,7 +18,8 @@ namespace v2rayUpgrade
             InitializeComponent();
             if (args.Length > 0)
             {
-                fileName = args[0];
+                fileName = string.Join(" ", args);
+                fileName = HttpUtility.UrlDecode(fileName);
             }
         }
         private void showWarn(string message)
diff --git a/v2rayN/v2rayUpgrade/v2rayUpgrade.csproj b/v2rayN/v2rayUpgrade/v2rayUpgrade.csproj
index b7d6307f..43372325 100644
--- a/v2rayN/v2rayUpgrade/v2rayUpgrade.csproj
+++ b/v2rayN/v2rayUpgrade/v2rayUpgrade.csproj
@@ -39,6 +39,7 @@
     <Reference Include="System.Core" />
     <Reference Include="System.IO.Compression" />
     <Reference Include="System.IO.Compression.FileSystem" />
+    <Reference Include="System.Web" />
     <Reference Include="System.Xml.Linq" />
     <Reference Include="System.Data.DataSetExtensions" />
     <Reference Include="Microsoft.CSharp" />
diff --git a/v2rayN/v2rayUpgrade/v2rayUpgrade.csproj.user b/v2rayN/v2rayUpgrade/v2rayUpgrade.csproj.user
index 60d6da27..91242901 100644
--- a/v2rayN/v2rayUpgrade/v2rayUpgrade.csproj.user
+++ b/v2rayN/v2rayUpgrade/v2rayUpgrade.csproj.user
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|AnyCPU'">
-    <StartArguments>D:\Github\v2rayN\v2rayN\v2rayUpgrade\bin\Debug\v2ray-windows.zip</StartArguments>
+    <StartArguments>C:\Githubb\v2rayN\v2rayN\新建ee   文件夹\bin\Debug\v2ray-windows.zip</StartArguments>
   </PropertyGroup>
 </Project>
\ No newline at end of file