diff --git a/data/users.py b/data/users.py
index c7a6128db..f8fce77a5 100644
--- a/data/users.py
+++ b/data/users.py
@@ -161,7 +161,7 @@ class UserAuthentication(object):
     if result:
       return (result, '')
     else:
-      return (result, 'Invalid password')
+      return (result, 'Invalid password.')
 
 
   def __getattr__(self, name):