diff --git a/cacti.sql b/cacti.sql
index 997603440..7c9ef6047 100644
--- a/cacti.sql
+++ b/cacti.sql
@@ -1736,7 +1736,8 @@ CREATE TABLE graph_tree (
   user_id int(10) unsigned DEFAULT '1',
   last_modified timestamp NOT NULL DEFAULT '0000-00-00 00:00:00',
   modified_by int(10) unsigned DEFAULT '1',
-  PRIMARY KEY (id)
+  PRIMARY KEY (id),
+  KEY sequence(sequence)
 ) ENGINE=InnoDB;
 
 --