diff --git a/backend/app/Models/GatewayCategory.php b/backend/app/Models/GatewayCategory.php
index a6e44afe..dd1e29df 100644
--- a/backend/app/Models/GatewayCategory.php
+++ b/backend/app/Models/GatewayCategory.php
@@ -2,11 +2,14 @@
 
 namespace App\Models;
 
+use Database\Factories\GatewayCategoryFactory;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Database\Eloquent\Model;
 
 class GatewayCategory extends Model
 {
-    /** @use HasFactory<\Database\Factories\GatewayCategoryFactory> */
+    /** @use HasFactory<GatewayCategoryFactory> */
     use HasFactory;
+
+    protected $guarded = ['id'];
 }
diff --git a/backend/app/Models/PaymentStatus.php b/backend/app/Models/PaymentStatus.php
index c222ee0e..b173c343 100644
--- a/backend/app/Models/PaymentStatus.php
+++ b/backend/app/Models/PaymentStatus.php
@@ -2,11 +2,14 @@
 
 namespace App\Models;
 
+use Database\Factories\PaymentStatusFactory;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Database\Eloquent\Model;
 
 class PaymentStatus extends Model
 {
-    /** @use HasFactory<\Database\Factories\PaymentStatusFactory> */
+    /** @use HasFactory<PaymentStatusFactory> */
     use HasFactory;
+
+    protected $guarded = ['id'];
 }