Fix a typo

diff --git a/tornado/websocket.py b/tornado/websocket.py
index 6e1220b3ecbcf6c13a71b8e07c020aff6ea15e49..543cc29bca5a32d7fafe14caf0ebe82dbb826c42 100644 (file)
--- a/tornado/websocket.py
+++ b/tornado/websocket.py
@@ -319,7 +319,7 @@ class WebSocketHandler(tornado.web.RequestHandler):
 
            This is an important security measure; don't disable it
            without understanding the security implications. In
-           particular, if your authenticatino is cookie-based, you
+           particular, if your authentication is cookie-based, you
            must either restrict the origins allowed by
            ``check_origin()`` or implement your own XSRF-like
            protection for websocket connections. See `these