diff --git a/app/Models/Orders.php b/app/Models/Orders.php
index 0c4f55b..4dda8fc 100755
--- a/app/Models/Orders.php
+++ b/app/Models/Orders.php
@@ -404,7 +404,7 @@ class Orders extends SoftDeletesModel
             $price = $_product_item_price + $_paramedic_price;
 
             foreach ($factors as $factor) {
-                $_factor_price = $factor["price"] ? $factor["price"] : 0;
+                $_factor_price = $factor["price"] ?? 0;
                 $price += $_factor_price;
             }
             $paramedic->price = $price;