diff --git a/HydraServer/python/HydraServer/lib/users.py b/HydraServer/python/HydraServer/lib/users.py
index <HASH>..<HASH> 100644
--- a/HydraServer/python/HydraServer/lib/users.py
+++ b/HydraServer/python/HydraServer/lib/users.py
@@ -13,7 +13,8 @@
 # You should have received a copy of the GNU General Public License
 # along with HydraPlatform.  If not, see <http://www.gnu.org/licenses/>
 #
-from sqlalchemy.exc import InvalidRequestError, NoResultFound
+from sqlalchemy.exc import InvalidRequestError
+from sqlalchemy.orm.exc import NoResultFound
 
 from HydraServer.db.model import User, Role, Perm, RoleUser, RolePerm
 from HydraServer.db import DBSession
Fix import in users.py after including NoResultFound