diff --git a/app/PaymentDrivers/PayPalExpressPaymentDriver.php b/app/PaymentDrivers/PayPalExpressPaymentDriver.php
index 59b972e307d8..f9a6b02285f1 100644
--- a/app/PaymentDrivers/PayPalExpressPaymentDriver.php
+++ b/app/PaymentDrivers/PayPalExpressPaymentDriver.php
@@ -192,7 +192,7 @@ class PayPalExpressPaymentDriver extends BaseDriver
             'cancelUrl' => $this->client->company->domain() . '/client/invoices',
             'description' => implode(',', collect($this->payment_hash->data->invoices)
                 ->map(function ($invoice) {
-                    return sprintf('%s: %s', ctrans('texts.invoice_number'), $invoice->invoice_number);
+                    return sprintf('%s: %s', ctrans('texts.invoice_number'), $invoice->number);
                 })->toArray()),
             'transactionId' => $this->payment_hash->hash . '-' . time(),
             'ButtonSource' => 'InvoiceNinja_SP',