diff --git a/websocket-sharp/Net/HttpStreamAsyncResult.cs b/websocket-sharp/Net/HttpStreamAsyncResult.cs
index 44189303..9de82e13 100644
--- a/websocket-sharp/Net/HttpStreamAsyncResult.cs
+++ b/websocket-sharp/Net/HttpStreamAsyncResult.cs
@@ -165,6 +165,7 @@ namespace WebSocketSharp.Net
           return;
 
         _completed = true;
+
         if (_waitHandle != null)
           _waitHandle.Set ();