diff --git a/upload/catalog/model/extension/payment/securetrading_ws.php b/upload/catalog/model/extension/payment/securetrading_ws.php
index fb0422cb5..207ce4dd4 100644
--- a/upload/catalog/model/extension/payment/securetrading_ws.php
+++ b/upload/catalog/model/extension/payment/securetrading_ws.php
@@ -235,7 +235,7 @@ public function confirmOrder(int $order_id, int $order_status_id, string $commen
 	 *
 	 * @return void
 	 */
-	public function updateOrder($order_id, $order_status_id, $comment = '', $notify = false): void {
+	public function updateOrder(int $order_id, int $order_status_id, string $comment = '', bool $notify = false): void {
 		// Orders
 		$this->load->model('checkout/order');