diff --git a/jupyterhub/auth.py b/jupyterhub/auth.py
index f53c342b..8f4061a6 100644
--- a/jupyterhub/auth.py
+++ b/jupyterhub/auth.py
@@ -593,7 +593,7 @@ class Authenticator(LoggingConfigurable):
 
         Args:
             handler (tornado.web.RequestHandler): the current request handler
-            authentication: The authetication dict generated by `authenticate`.
+            authentication: The authentication dict generated by `authenticate`.
         Returns:
             admin_status (Bool or None):
                 The admin status of the user, or None if it could not be