diff --git a/app/Modules/SberPaymentOrder/Nova/Resources/Concerns/SberPaymentOrderFieldsForIndex.php b/app/Modules/SberPaymentOrder/Nova/Resources/Concerns/SberPaymentOrderFieldsForIndex.php
index 2733cbb..38f1ef1 100644
--- a/app/Modules/SberPaymentOrder/Nova/Resources/Concerns/SberPaymentOrderFieldsForIndex.php
+++ b/app/Modules/SberPaymentOrder/Nova/Resources/Concerns/SberPaymentOrderFieldsForIndex.php
@@ -2,6 +2,7 @@
 
 namespace App\Modules\SberPaymentOrder\Nova\Resources\Concerns;
 
+use App\Modules\SberPaymentOrder\Nova\Resources\NovaSberPaymentOrder;
 use App\Nova\Resources\Branch\Branch;
 use App\Repos\Order\OrderRepo;
 use App\Repos\System\Settings\Location\RegionRepo;
@@ -17,7 +18,7 @@ class SberPaymentOrderFieldsForIndex
     /**
      * Loan Order fields for "create"
      */
-    public static function make($resource): array
+    public static function make(NovaSberPaymentOrder $resource): array
     {
         return [
             ID::make()->hide(),
@@ -63,13 +64,16 @@ class SberPaymentOrderFieldsForIndex
     /**
      * Paid field
      */
-    public static function paidField($resource, $date = null)
+    public static function paidField(NovaSberPaymentOrder $resource, ?string $date = null): string
     {
-        $paid = false;
-        $items = $resource->paymentItems;
+        /** @var \App\Modules\SberPaymentOrder\Models\SberPaymentOrder */
+        $model = $resource->model();
+
+        $items = $model->paymentItems;
 
         $month = $date ?: date('m');
 
+        $paid = false;
         foreach ($items as $item) {
             if (boolval($item->paid)) {
                 if ($item->created_at->format('m') == $month) {