diff --git a/index.js b/index.js
index 722c78676..41edb3b81 100644
--- a/index.js
+++ b/index.js
@@ -7,4 +7,7 @@ WebSocket.Server = require('./lib/websocket-server');
 WebSocket.Receiver = require('./lib/receiver');
 WebSocket.Sender = require('./lib/sender');
 
+WebSocket.WebSocket = WebSocket;
+WebSocket.WebSocketServer = WebSocket.Server;
+
 module.exports = WebSocket;