diff --git a/app/Classes/Modules/Transactions/ControllersLogic/UpdateRefundTransactionStatusLogic.php b/app/Classes/Modules/Transactions/ControllersLogic/UpdateRefundTransactionStatusLogic.php
index 6b755db1..771113c5 100644
--- a/app/Classes/Modules/Transactions/ControllersLogic/UpdateRefundTransactionStatusLogic.php
+++ b/app/Classes/Modules/Transactions/ControllersLogic/UpdateRefundTransactionStatusLogic.php
@@ -111,10 +111,10 @@ class UpdateRefundTransactionStatusLogic extends AbstractControllerLogic
             $po_transaction = $booking->transactions()->where('type', TransactionType::PURCHASE_ORDER)->first();
 
             if ($po_transaction) {
-                $this->updatesTransactionStatus->execute($po_transaction, (float) number_format($po_transaction->amount, 2, '.', '')  === (float) number_format((float)$booking->fix_amount - $refundAmount, 2, '.', '') ? ApprovalStatus::PENDING_VERIFICATION : ApprovalStatus::PENDING_SUBMISSION);
+                $this->updatesTransactionStatus->execute($po_transaction, (float) number_format($po_transaction->amount, 2, '.', '')  === (float) number_format((float)$booking->fix_amount - $refundTransaction->original_amount, 2, '.', '') ? ApprovalStatus::PENDING_VERIFICATION : ApprovalStatus::PENDING_SUBMISSION);
             }
 
-            $request['fix_amount'] = $paidAmount;
+            $request['fix_amount'] = $booking->fix_amount - $refundTransaction->original_amount;
             $request->route()->setParameter('id', $booking->id);
             $this->updateBookingAmountLogic->execute($request);
         }