diff --git a/shadowsocks-csharp/PolipoRunner.cs b/shadowsocks-csharp/PolipoRunner.cs
index b1dbec9a..e99e956d 100755
--- a/shadowsocks-csharp/PolipoRunner.cs
+++ b/shadowsocks-csharp/PolipoRunner.cs
@@ -3,6 +3,7 @@ using System;
 using System.Collections.Generic;
 using System.Diagnostics;
 using System.IO;
+using System.IO.Compression;
 using System.Text;
 
 namespace shadowsocks_csharp
@@ -28,6 +29,32 @@ namespace shadowsocks_csharp
             }
             return false;
         }
+
+        public static void UncompressFile(string fileName, byte[] content)
+        {
+            FileStream destinationFile = File.Create(fileName);
+
+            // Because the uncompressed size of the file is unknown, 
+            // we are using an arbitrary buffer size.
+            byte[] buffer = new byte[4096];
+            int n;
+
+            using (GZipStream input = new GZipStream(new MemoryStream(content),
+                CompressionMode.Decompress, false))
+            {
+                while (true)
+                {
+                    n = input.Read(buffer, 0, buffer.Length);
+                    if (n == 0)
+                    {
+                        break;
+                    }
+                    destinationFile.Write(buffer, 0, n);
+                }
+            }
+            destinationFile.Close();
+        }
+
         public void Start(Config config)
         {
             if (process == null)
@@ -42,7 +69,7 @@ namespace shadowsocks_csharp
                 string polipoConfig = Resources.polipo_config;
                 polipoConfig = polipoConfig.Replace("__SOCKS_PORT__", config.local_port.ToString());
                 ByteArrayToFile(temppath + "/polipo.conf", System.Text.Encoding.UTF8.GetBytes(polipoConfig));
-                ByteArrayToFile(temppath + "/ss_polipo.exe", Resources.polipo);
+                UncompressFile(temppath + "/ss_polipo.exe", Resources.polipo_exe);
 
                 process = new Process();
                 // Configure the process using the StartInfo properties.
diff --git a/shadowsocks-csharp/Properties/Resources.Designer.cs b/shadowsocks-csharp/Properties/Resources.Designer.cs
index b31dd04b..aa55a463 100755
--- a/shadowsocks-csharp/Properties/Resources.Designer.cs
+++ b/shadowsocks-csharp/Properties/Resources.Designer.cs
@@ -60,16 +60,6 @@ namespace shadowsocks_csharp.Properties {
             }
         }
         
-        /// <summary>
-        ///   Looks up a localized resource of type System.Byte[].
-        /// </summary>
-        internal static byte[] polipo {
-            get {
-                object obj = ResourceManager.GetObject("polipo", resourceCulture);
-                return ((byte[])(obj));
-            }
-        }
-        
         /// <summary>
         ///   Looks up a localized string similar to # Sample configuration file for Polipo. -*-sh-*-
         ///
@@ -95,6 +85,16 @@ namespace shadowsocks_csharp.Properties {
             }
         }
         
+        /// <summary>
+        ///   Looks up a localized resource of type System.Byte[].
+        /// </summary>
+        internal static byte[] polipo_exe {
+            get {
+                object obj = ResourceManager.GetObject("polipo_exe", resourceCulture);
+                return ((byte[])(obj));
+            }
+        }
+        
         /// <summary>
         ///   Looks up a localized string similar to // Generated by gfwlist2pac
         ///// https://github.com/clowwindy/gfwlist2pac
diff --git a/shadowsocks-csharp/Properties/Resources.resx b/shadowsocks-csharp/Properties/Resources.resx
index d680b5a0..e1c5f7b4 100755
--- a/shadowsocks-csharp/Properties/Resources.resx
+++ b/shadowsocks-csharp/Properties/Resources.resx
@@ -118,12 +118,12 @@
     <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
   </resheader>
   <assembly alias="System.Windows.Forms" name="System.Windows.Forms, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" />
-  <data name="polipo" type="System.Resources.ResXFileRef, System.Windows.Forms">
-    <value>..\polipo.exe;System.Byte[], mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
-  </data>
   <data name="polipo_config" type="System.Resources.ResXFileRef, System.Windows.Forms">
     <value>..\config.txt;System.String, mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089;gb2312</value>
   </data>
+  <data name="polipo_exe" type="System.Resources.ResXFileRef, System.Windows.Forms">
+    <value>..\polipo.exe.gz;System.Byte[], mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </data>
   <data name="proxy_pac" type="System.Resources.ResXFileRef, System.Windows.Forms">
     <value>..\proxy.pac.txt;System.String, mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089;gb2312</value>
   </data>
diff --git a/shadowsocks-csharp/polipo.exe b/shadowsocks-csharp/polipo.exe
deleted file mode 100755
index a85b3cab..00000000
Binary files a/shadowsocks-csharp/polipo.exe and /dev/null differ
diff --git a/shadowsocks-csharp/polipo.exe.gz b/shadowsocks-csharp/polipo.exe.gz
new file mode 100755
index 00000000..8bda6597
Binary files /dev/null and b/shadowsocks-csharp/polipo.exe.gz differ
diff --git a/shadowsocks-csharp/shadowsocks-csharp.csproj b/shadowsocks-csharp/shadowsocks-csharp.csproj
index 7541b482..f9e61f03 100755
--- a/shadowsocks-csharp/shadowsocks-csharp.csproj
+++ b/shadowsocks-csharp/shadowsocks-csharp.csproj
@@ -115,6 +115,7 @@
       <DesignTime>True</DesignTime>
     </Compile>
     <None Include="app.config" />
+    <None Include="polipo.exe.gz" />
     <None Include="Properties\Settings.settings">
       <Generator>SettingsSingleFileGenerator</Generator>
       <LastGenOutput>Settings.Designer.cs</LastGenOutput>