diff --git a/websocket-sharp/Net/HttpListener.cs b/websocket-sharp/Net/HttpListener.cs
index 78c73fa6..1cced0a2 100644
--- a/websocket-sharp/Net/HttpListener.cs
+++ b/websocket-sharp/Net/HttpListener.cs
@@ -589,6 +589,7 @@ namespace WebSocketSharp.Net
         _ctxRegistry[context] = context;
 
         var ares = getAsyncResultFromQueue ();
+
         if (ares == null)
           _ctxQueue.Add (context);
         else