diff --git a/CHANGES b/CHANGES
index ac759625..e5de7383 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,13 @@
+3.0 2016-03-02
+- Update Privoxy to 3.0.24
+- Replace Choose by Total Packet Loss with Choose by Statistics
+- Support Onetime Authentication
+- Optional checking updates
+- Download updates automatically
+- Improve log viewer
+- Minor fixes
+- Other improvements
+
 2.5.8 2015-09-20
 - Update GFWList url
 
diff --git a/shadowsocks-csharp/Controller/Service/UpdateChecker.cs b/shadowsocks-csharp/Controller/Service/UpdateChecker.cs
index 4701f2d5..2c3d9355 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 = "2.5.8.2";
+        public const string Version = "3.0";
 
         private class CheckUpdateTimer : System.Timers.Timer
         {