diff --git a/websocket-sharp/Net/HttpListenerRequest.cs b/websocket-sharp/Net/HttpListenerRequest.cs
index 804d07dd..f41e6000 100644
--- a/websocket-sharp/Net/HttpListenerRequest.cs
+++ b/websocket-sharp/Net/HttpListenerRequest.cs
@@ -497,6 +497,7 @@ namespace WebSocketSharp.Net
     public Uri UrlReferrer {
       get {
         var val = _headers["Referer"];
+
         if (val == null)
           return null;