diff --git a/app/API/CreditCard/v1/CreditCardController.php b/app/API/CreditCard/v1/CreditCardController.php
index 1f7d7df..ca16aa3 100644
--- a/app/API/CreditCard/v1/CreditCardController.php
+++ b/app/API/CreditCard/v1/CreditCardController.php
@@ -4,13 +4,12 @@
 
 use App\API\CreditCard\CreditCard;
 use App\Http\Controllers\Controller;
-use App\Models\User;
 
 class CreditCardController extends Controller
 {
     public function __construct()
     {
-        $this->authorizeResource(CreditCard::class);
+        $this->authorizeResource(CreditCard::class, 'creditCard');
     }
 
     /**
diff --git a/app/API/CreditCard/v1/UpdateCreditCardRequest.php b/app/API/CreditCard/v1/UpdateCreditCardRequest.php
index 45f03ec..4df84a4 100644
--- a/app/API/CreditCard/v1/UpdateCreditCardRequest.php
+++ b/app/API/CreditCard/v1/UpdateCreditCardRequest.php
@@ -11,7 +11,7 @@ class UpdateCreditCardRequest extends FormRequest
      */
     public function authorize(): bool
     {
-        return $this->user()->can('update', $this->credit_card);
+        return $this->user()->can('update', $this->creditCard);
     }
 
     /**
@@ -25,8 +25,8 @@ public function rules(): array
             'name' => 'sometimes|required|string|max:255',
             'due_date' => 'sometimes|required|integer|min:1|max:28',
             'closing_date' => 'sometimes|required|integer|min:1|max:28',
-            'interest_rate' => 'sometimes|nullable|decimal:2|min:0|max:100',
-            'limit' => 'sometimes|required|decimal:2,4|min:0',
+            'interest_rate' => 'sometimes|nullable|decimal:0,2|min:0|max:200',
+            'limit' => 'sometimes|required|decimal:0,4|min:0',
         ];
     }