diff --git a/install-dev/upgrade/sql/1.5.6.0.sql b/install-dev/upgrade/sql/1.5.6.0.sql
index abc16c24a..84f374101 100644
--- a/install-dev/upgrade/sql/1.5.6.0.sql
+++ b/install-dev/upgrade/sql/1.5.6.0.sql
@@ -14,4 +14,4 @@ ALTER TABLE `PREFIX_manufacturer_lang` CHANGE `short_description` `short_descrip
 /* PHP:remove_tab(AdminRangePrice); */;
 /* PHP:remove_tab(AdminRangeWeight); */;
 
-UPDATE `PREFIX_employee` SET default_tab =  1 WHERE default_tab = 0;
+UPDATE `PREFIX_employee` SET default_tab =  (SELECT `id_tab` FROM `PREFIX_tab` WHERE `class_name` LIKE 'AdminOrders' LIMIT 0 , 1) WHERE default_tab = 0;