diff --git a/classes/order/OrderPayment.php b/classes/order/OrderPayment.php
index 8719819cfb7b6..005758b946e7a 100644
--- a/classes/order/OrderPayment.php
+++ b/classes/order/OrderPayment.php
@@ -52,7 +52,7 @@ class OrderPaymentCore extends ObjectModel
         'table' => 'order_payment',
         'primary' => 'id_order_payment',
         'fields' => [
-            'order_reference' => ['type' => self::TYPE_STRING, 'size' => 9],
+            'order_reference' => ['type' => self::TYPE_STRING, 'size' => 255],
             'id_currency' => ['type' => self::TYPE_INT, 'validate' => 'isUnsignedId', 'required' => true],
             'amount' => ['type' => self::TYPE_FLOAT, 'validate' => 'isPrice', 'required' => true],
             'payment_method' => ['type' => self::TYPE_STRING, 'validate' => 'isGenericName', 'size' => 255],