diff --git a/app/Http/Controllers/InvoiceController.php b/app/Http/Controllers/InvoiceController.php
index 394ccf1a..620f41b3 100644
--- a/app/Http/Controllers/InvoiceController.php
+++ b/app/Http/Controllers/InvoiceController.php
@@ -97,7 +97,7 @@ class InvoiceController extends Controller
         });
         if ($total !== $booking->amount) {
             return response()->json([
-                'message' => 'Booking amount expected is '.$booking->amount.'. Your Invoice amount is '.$total
+                'message' => 'Booking amount expected is '.$booking->bia.'. Your Invoice amount is '.$total
             ], 400);
         }