diff --git a/users.sql b/users.sql
index 8dece3d..ee9baed 100644
--- a/users.sql
+++ b/users.sql
@@ -35,7 +35,7 @@ CREATE TABLE IF NOT EXISTS `users` (
   `admin` varchar(1) DEFAULT NULL,
   `locked` varchar(1) DEFAULT NULL,
   `supportpin` varchar(6) DEFAULT NULL,
-  `secret` varchar(10) NOT NULL,
+  `secret` varchar(16) NOT NULL,
   `authused` varchar(1) NOT NULL,
   PRIMARY KEY (`id`)
 ) ENGINE=InnoDB  DEFAULT CHARSET=latin1 AUTO_INCREMENT=2 ;