diff --git a/src/Controller/CAPI/RiderAppController.php b/src/Controller/CAPI/RiderAppController.php
index a4b50099..694ffdd0 100644
--- a/src/Controller/CAPI/RiderAppController.php
+++ b/src/Controller/CAPI/RiderAppController.php
@@ -953,11 +953,7 @@ class RiderAppController extends ApiController
             // for riders, use rider id
             $user_id = $rider->getID();
             $source = WarrantySource::RAPI;
-
-            // create warranty if serial is set
-            if (!empty($serial)) {
-                $wh->createWarranty($serial, $plate_number, $first_name, $last_name, $mobile_number, $batt_list, $date_purchase, $warranty_class, $user_id, $source, $jo->getCustomer(), $jo->getCustomerVehicle()->getVehicle());
-            }
+            $wh->createWarranty($serial, $plate_number, $first_name, $last_name, $mobile_number, $batt_list, $date_purchase, $warranty_class, $user_id, $source, $jo->getCustomer(), $jo->getCustomerVehicle()->getVehicle());
         }
 
         // send mqtt event (fulfilled)