diff --git a/app/Http/Controllers/BookingController.php b/app/Http/Controllers/BookingController.php
index 2097d693..d0ce0be5 100644
--- a/app/Http/Controllers/BookingController.php
+++ b/app/Http/Controllers/BookingController.php
@@ -247,7 +247,7 @@ class BookingController extends Controller
             $china_bankslip = $booking->chinaBankSlip()->get();
 
             $po = $booking->purchaseOrder()->get();
-            $invoice = $booking->invoice()->first();
+            $invoice = $booking->invoice()->get();
 
             if ($user_bankslip){
                 $booking->user_bankslip_path = Storage::url($user_bankslip->bankslip_path);