diff --git a/src/warden-server/doc/warden.mysql b/src/warden-server/doc/warden.mysql
index 8ff09f3fe7c70df20178b355d6c6e0f2118f490f..4260cbfc36b1b9e9c1410cd17addea3e53a9f9f2 100644
--- a/src/warden-server/doc/warden.mysql
+++ b/src/warden-server/doc/warden.mysql
@@ -69,8 +69,7 @@ CREATE TABLE `events` (
   `valid` varchar(1) default 't',
   `client_id` int(11) default NULL,
   PRIMARY KEY  (`id`),
-  KEY `idx_events_type` (`type`),
-  KEY `idx_events_valid` (`valid`),
+  KEY `idx_events_type_valid` (`type`,`valid`),
   KEY `idx_events_client_id` (`client_id`),
   KEY `idx_events_detected` (`detected`)
 ) ENGINE=MyISAM AUTO_INCREMENT=1 DEFAULT CHARSET=latin1;