diff --git a/CHANGES b/CHANGES
index dd0ce13d..105cd486 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,8 @@
+3.3.5 2016-11-7
+- Improve system power mode handling
+- Update mbed TLS to 2.4.0
+- Check .NET Framework version on startup
+
 3.3.4 2016-10-21
 - Fix IE dial-up and VPN connection proxy settings
   not changed since release 3.3.3.
diff --git a/shadowsocks-csharp/Controller/Service/UpdateChecker.cs b/shadowsocks-csharp/Controller/Service/UpdateChecker.cs
index 33844c88..296bb8fd 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 = "3.3.4";
+        public const string Version = "3.3.5";
 
         private class CheckUpdateTimer : System.Timers.Timer
         {