diff --git a/README.rst b/README.rst
index 5d3bfcc..6f753f8 100644
--- a/README.rst
+++ b/README.rst
@@ -188,7 +188,7 @@ Authentication backend
 * dummy backend ``cas_server.auth.DummyAuthUser``: all authentication attempt fails.
 * test backend ``cas_server.auth.TestAuthUser``: username is ``test`` and password is ``test``
   the returned attributes for the user are: ``{'nom': 'Nymous', 'prenom': 'Ano', 'email': 'anonymous@example.net'}``
-* django backend ``cas_server.auth.DjangoAuthUser``: Users are anthenticated agains django users system.
+* django backend ``cas_server.auth.DjangoAuthUser``: Users are authenticated agains django users system.
   This is the default backend. The returned attributes are the fields available on the user model.
 * mysql backend ``cas_server.auth.MysqlAuthUser``: see the 'Mysql backend settings' section.
   The returned attributes are those return by sql query ``CAS_SQL_USER_QUERY``.
diff --git a/cas_server/auth.py b/cas_server/auth.py
index c1f4050..7ccacae 100644
--- a/cas_server/auth.py
+++ b/cas_server/auth.py
@@ -83,7 +83,9 @@ class MysqlAuthUser(AuthUser):
         curs = conn.cursor()
         if curs.execute(settings.CAS_SQL_USER_QUERY, (username,)) == 1:
             self.user = curs.fetchone()
-        super(MysqlAuthUser, self).__init__(self.user['username'])
+            super(MysqlAuthUser, self).__init__(self.user['username'])
+        else:
+            super(MysqlAuthUser, self).__init__(username)
 
     def test_password(self, password):
         """test `password` agains the user"""