diff --git a/flask_sockets.py b/flask_sockets.py
index ce6ac89..0c4c971 100644
--- a/flask_sockets.py
+++ b/flask_sockets.py
@@ -1,4 +1,5 @@
 # -*- coding: utf-8 -*-
+__version__ = "0.2.1"
 
 from werkzeug.routing import Map, Rule
 from werkzeug.exceptions import NotFound