diff --git a/websocket-sharp/WebSocket.cs b/websocket-sharp/WebSocket.cs
index b99e0cb3..57e9a9be 100644
--- a/websocket-sharp/WebSocket.cs
+++ b/websocket-sharp/WebSocket.cs
@@ -1415,7 +1415,7 @@ namespace WebSocketSharp
     private bool processPongFrame (WebSocketFrame frame)
     {
       _receivePong.Set ();
-      _logger.Trace ("Received a pong.");
+      _logger.Trace ("A pong frame was received.");
 
       return true;
     }