diff --git a/src/warden-server/doc/warden.mysql b/src/warden-server/doc/warden.mysql
index 8015a38bc13d0423fad8a77f18d94c49a4728f7a..d70f6dbb6af34a4ed6f72be9a0a58b6abe7d62b9 100644
--- a/src/warden-server/doc/warden.mysql
+++ b/src/warden-server/doc/warden.mysql
@@ -62,11 +62,11 @@ CREATE TABLE `events` (
   `source_type` varchar(64) default NULL,
   `source` varchar(256) default NULL,
   `target_proto` varchar(16) default NULL,
-  `target_port` int(2) default NULL,
-  `attack_scale` int(4) default NULL,
+  `target_port` int(2) unsigned default NULL,
+  `attack_scale` int(4) unsigned default NULL,
   `note` text,
-  `priority` int(1) default NULL,
-  `timeout` int(2) default NULL,
+  `priority` int(1) unsigned default NULL,
+  `timeout` int(2) unsigned default NULL,
   `valid` varchar(1) default NULL,
   PRIMARY KEY  (`id`)
 ) ENGINE=MyISAM AUTO_INCREMENT=1 DEFAULT CHARSET=latin1;