diff --git a/app/Models/QrSaleOrder.php b/app/Models/QrSaleOrder.php
index c05bbd2..ee03400 100644
--- a/app/Models/QrSaleOrder.php
+++ b/app/Models/QrSaleOrder.php
@@ -27,7 +27,7 @@ class QrSaleOrder extends Model
         self::FULFILLMENT_CANCELLED => 'Cancelled',
     ];
 
-    public const PLATFORM_FEE_RATE = 0.055;
+    public const PLATFORM_FEE_RATE = 0.035;
 
     protected $fillable = [
         'pay_order_id',