diff --git a/modules/ppcp-wc-gateway/src/Gateway/PayUponInvoice/PayUponInvoice.php b/modules/ppcp-wc-gateway/src/Gateway/PayUponInvoice/PayUponInvoice.php
index 4175cf6d5..939618881 100644
--- a/modules/ppcp-wc-gateway/src/Gateway/PayUponInvoice/PayUponInvoice.php
+++ b/modules/ppcp-wc-gateway/src/Gateway/PayUponInvoice/PayUponInvoice.php
@@ -111,6 +111,16 @@ class PayUponInvoice {
 							'clear' => true,
 						)
 					);
+					woocommerce_form_field(
+						'phone_country_code',
+						array(
+							'type' => 'number',
+							'label' => __('Phone country code (ex. 49)', 'woocommerce-paypal-payments'),
+							'class' => array('form-row-wide'),
+							'required' => true,
+							'clear' => true,
+						)
+					);
 
 					echo '</div><div>';
 					_e( 'By clicking on the button, you agree to the <a href="https://www.ratepay.com/legal-payment-terms">terms of payment</a> and <a href="https://www.ratepay.com/legal-payment-dataprivacy">performance of a risk check</a> from the payment partner, Ratepay. You also agree to PayPal’s <a href="https://www.paypal.com/de/webapps/mpp/ua/privacy-full?locale.x=eng_DE&_ga=1.267010504.718583817.1563460395">privacy statement</a>. If your request to purchase upon invoice is accepted, the purchase price claim will be assigned to Ratepay, and you may only pay Ratepay, not the merchant.', 'woocommerce-paypal-payments' );
diff --git a/modules/ppcp-wc-gateway/src/Gateway/PayUponInvoice/PaymentSourceFactory.php b/modules/ppcp-wc-gateway/src/Gateway/PayUponInvoice/PaymentSourceFactory.php
index 378e1e618..e1943f977 100644
--- a/modules/ppcp-wc-gateway/src/Gateway/PayUponInvoice/PaymentSourceFactory.php
+++ b/modules/ppcp-wc-gateway/src/Gateway/PayUponInvoice/PaymentSourceFactory.php
@@ -9,6 +9,7 @@ class PaymentSourceFactory {
 	public function from_wc_order( WC_Order $order ) {
 		$address = $order->get_address();
 		$birth_date = filter_input( INPUT_POST, 'billing_birth_date', FILTER_SANITIZE_STRING );
+		$phone_country_code = filter_input( INPUT_POST, 'phone_country_code', FILTER_SANITIZE_STRING );
 
 		return new PaymentSource(
 			$address['first_name'] ?? '',
@@ -16,7 +17,7 @@ class PaymentSourceFactory {
 			$address['email'] ?? '',
 			$birth_date ?? '',
 			$address['phone'] ?? '',
-			'49',
+			$phone_country_code ?? '',
 			$address['address_1'] ?? '',
 			$address['city'] ?? '',
 			$address['postcode'] ?? '',