diff --git a/app/Controllers/AreaGeoController.php b/app/Controllers/AreaGeoController.php
index c2f1797..6fac970 100644
--- a/app/Controllers/AreaGeoController.php
+++ b/app/Controllers/AreaGeoController.php
@@ -40,7 +40,7 @@ class AreaGeoController extends BaseController {
     }
 
     public function getCities() {
-        $filter = [ 'Parent' => $this->request->getVar('Parent') ?? null ];
+        $filter = [ 'Parent' => $this->request->getVar('province_id') ?? null ];
         $rows = $this->model->getCities($filter);
         $transformed = array_map(function($row) {
             return ['value' => $row['AreaGeoID'], 'label' => $row['AreaName']];