diff --git a/CHANGES b/CHANGES
index 8b1bc85c..a77f8a8e 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,9 @@
+3.3.3 2016-10-10
+- Add timeout support for server and forward proxy,
+  only integer is allowed
+- Use wininet API to setup system proxy
+- Upgrade to .NET Framework 4.6.2
+
 3.3.2 2016-10-03
 - Add HTTP forward proxy support
 - Bug fixes and improvements
diff --git a/shadowsocks-csharp/Controller/Service/UpdateChecker.cs b/shadowsocks-csharp/Controller/Service/UpdateChecker.cs
index 58ae4cda..f627a74a 100644
--- a/shadowsocks-csharp/Controller/Service/UpdateChecker.cs
+++ b/shadowsocks-csharp/Controller/Service/UpdateChecker.cs
@@ -23,7 +23,7 @@ namespace Shadowsocks.Controller
         public string LatestVersionLocalName;
         public event EventHandler CheckUpdateCompleted;
 
-        public const string Version = "3.3.2";
+        public const string Version = "3.3.3";
 
         private class CheckUpdateTimer : System.Timers.Timer
         {