diff --git a/app/Http/Controllers/ClientPortal/InvoiceController.php b/app/Http/Controllers/ClientPortal/InvoiceController.php
index 537503ff0e58..545652bf3a9e 100644
--- a/app/Http/Controllers/ClientPortal/InvoiceController.php
+++ b/app/Http/Controllers/ClientPortal/InvoiceController.php
@@ -125,7 +125,7 @@ class InvoiceController extends Controller
         $invoices->filter(function ($invoice){
             return $invoice->isPayable();
         })->map(function ($invoice){
-            $invoice->balance = Number::formatMoney($invoice->balance, $invoice->client;
+            $invoice->balance = Number::formatMoney($invoice->balance, $invoice->client);
             $invoice->due_date = $this->formatDate($invoice->due_date, $invoice->client->date_format());
 
             return $invoice;