diff --git a/update/2_4_8.sql b/update/2_4_8.sql
index 6ac0ce524..cb0cde2b2 100644
--- a/update/2_4_8.sql
+++ b/update/2_4_8.sql
@@ -2,8 +2,6 @@ ALTER TABLE `zz_logs` CHANGE `username` `username` varchar(255);
 
 
 ALTER TABLE `dt_righe_ddt` ADD `id_conto` INT(11) NOT NULL AFTER `qta_evasa`;
-ALTER TABLE `or_righe_ordini` ADD `id_conto` INT(11) NOT NULL AFTER `qta_evasa`;
-
-
-ALTER TABLE `dt_righe_ddt` ADD `id_iva` INT(11) NOT NULL AFTER `id_conto`;
-ALTER TABLE `or_righe_ordini` ADD `id_iva` INT(11) NOT NULL AFTER `id_conto`;
\ No newline at end of file
+ALTER TABLE `co_righe_contratti` ADD `id_conto` INT(11) NOT NULL AFTER `qta_evasa`;
+ALTER TABLE `co_righe_preventivi` ADD `id_conto` INT(11) NOT NULL AFTER `qta_evasa`;
+ALTER TABLE `or_righe_ordini` ADD `id_conto` INT(11) NOT NULL AFTER `qta_evasa`;
\ No newline at end of file