diff --git a/websocket-sharp/Net/HttpListenerContext.cs b/websocket-sharp/Net/HttpListenerContext.cs
index e789b1b2..6dca7353 100644
--- a/websocket-sharp/Net/HttpListenerContext.cs
+++ b/websocket-sharp/Net/HttpListenerContext.cs
@@ -158,10 +158,6 @@ namespace WebSocketSharp.Net
       get {
         return _user;
       }
-
-      internal set {
-        _user = value;
-      }
     }
 
     #endregion