diff --git a/app/Classes/Modules/Bookings/ControllersLogic/CreateBookingRefundLogic.php b/app/Classes/Modules/Bookings/ControllersLogic/CreateBookingRefundLogic.php
index e6275dad..74e92fa6 100644
--- a/app/Classes/Modules/Bookings/ControllersLogic/CreateBookingRefundLogic.php
+++ b/app/Classes/Modules/Bookings/ControllersLogic/CreateBookingRefundLogic.php
@@ -87,7 +87,7 @@ class CreateBookingRefundLogic extends AbstractControllerLogic
 
         $refund = $transaction->transactions()->refunds()->sum('amount');
 
-        if($refund + $request->input('amount') > $transaction->amount) throw new MalformedRequestException('Your refund must not be greater than '. $transaction->original_amount .'.');
+        if($refund + $request->input('amount') > $transaction->original_amount) throw new MalformedRequestException('Your refund must not be greater than '. $transaction->original_amount .'.');
 
         $transactionRefundCalculationObject = new TransactionRefundCalculationObject($booking, $transaction, $request->input('amount'));
         $transactionRefundCalculationObject->init();