diff --git a/websocket-sharp/WebSocket.cs b/websocket-sharp/WebSocket.cs
index ab42e1e7..cb84290c 100644
--- a/websocket-sharp/WebSocket.cs
+++ b/websocket-sharp/WebSocket.cs
@@ -1256,7 +1256,7 @@ namespace WebSocketSharp
         }
         catch (Exception ex) {
           _logger.Error (ex.ToString ());
-          error ("An exception has occurred during an OnMessage event.", ex);
+          error ("An error has occurred during an OnMessage event.", ex);
         }
 
         lock (_forMessageEventQueue) {