diff --git a/install-dev/upgrade/php/add_column_orders_reference_if_not_exists.php b/install-dev/upgrade/php/add_column_orders_reference_if_not_exists.php
index 5088f1ca7..3a5676e63 100644
--- a/install-dev/upgrade/php/add_column_orders_reference_if_not_exists.php
+++ b/install-dev/upgrade/php/add_column_orders_reference_if_not_exists.php
@@ -28,5 +28,5 @@ function add_column_orders_reference_if_not_exists()
 {
 	$column = Db::getInstance()->executeS('SHOW FIELDS FROM `'._DB_PREFIX_.'orders` LIKE "reference"');
 	if (empty($column))
-		return Db::getInstance()->execute('ALTER TABLE `'._DB_PREFIX_.'orders` ADD COLUMN `reference` varchar(9) AFTER `id_order`');
+		return Db::getInstance()->execute('ALTER TABLE `'._DB_PREFIX_.'orders` ADD COLUMN `reference` varchar(10) AFTER `id_order`');
 }
diff --git a/install-dev/upgrade/sql/1.5.0.13.sql b/install-dev/upgrade/sql/1.5.0.13.sql
index 65121283c..c89ae965e 100644
--- a/install-dev/upgrade/sql/1.5.0.13.sql
+++ b/install-dev/upgrade/sql/1.5.0.13.sql
@@ -23,7 +23,7 @@ INSERT INTO `PREFIX_order_invoice_payment`
 
 -- Step 2: Add the collumn id_order_reference
 ALTER TABLE `PREFIX_order_payment`
-	ADD COLUMN `order_reference` VARCHAR(9)  AFTER `id_order`,
+	ADD COLUMN `order_reference` VARCHAR(10)  AFTER `id_order`,
 	ADD INDEX `order_reference`(`order_reference`);
 
 
diff --git a/install-dev/upgrade/sql/1.5.4.1.sql b/install-dev/upgrade/sql/1.5.4.1.sql
index bafe06191..4d6f37c0e 100644
--- a/install-dev/upgrade/sql/1.5.4.1.sql
+++ b/install-dev/upgrade/sql/1.5.4.1.sql
@@ -4,4 +4,8 @@ ALTER TABLE  `PREFIX_carrier` CHANGE  `max_weight`  `max_weight` DECIMAL( 20, 6
 
 DELETE ms.*, hm.* FROM `PREFIX_module_shop` ms INNER JOIN `PREFIX_hook_module` hm USING (`id_module`) INNER JOIN `PREFIX_module` m USING (`id_module`) WHERE m.`name` LIKE 'backwardcompatibility';
 
-UPDATE `PREFIX_module` SET `active` = 0 WHERE `name` LIKE 'backwardcompatibility';
\ No newline at end of file
+UPDATE `PREFIX_module` SET `active` = 0 WHERE `name` LIKE 'backwardcompatibility';
+
+ALTER TABLE `PREFIX_orders` CHANGE `reference` `reference` VARCHAR( 10 ) NULL DEFAULT NULL;
+
+ALTER TABLE `PREFIX_order_payment` CHANGE `order_reference` `order_reference` VARCHAR( 10 ) NULL DEFAULT NULL;
\ No newline at end of file