diff --git a/vapi/database/factories/UserFactory.php b/vapi/database/factories/UserFactory.php
index a24ce53..901d667 100644
--- a/vapi/database/factories/UserFactory.php
+++ b/vapi/database/factories/UserFactory.php
@@ -8,40 +8,24 @@
 
 class UserFactory extends Factory
 {
-    /**
-     * The name of the factory's corresponding model.
-     *
-     * @var string
-     */
     protected $model = User::class;
 
-    /**
-     * Define the model's default state.
-     *
-     * @return array
-     */
-    public function definition()
+    private const DEFAULT_PASSWORD = '$2y$10$92IXUNpkjO0rOQ5byMi.Ye4oKoEa3Ro9llC/.og/at2.uheWG/igi';
+    private const REMEMBER_TOKEN_LENGTH = 10;
+
+    public function definition(): array
     {
         return [
             'name' => $this->faker->name(),
             'email' => $this->faker->unique()->safeEmail(),
             'email_verified_at' => now(),
-            'password' => '$2y$10$92IXUNpkjO0rOQ5byMi.Ye4oKoEa3Ro9llC/.og/at2.uheWG/igi', // password
-            'remember_token' => Str::random(10),
+            'password' => self::DEFAULT_PASSWORD,
+            'remember_token' => Str::random(self::REMEMBER_TOKEN_LENGTH),
         ];
     }
 
-    /**
-     * Indicate that the model's email address should be unverified.
-     *
-     * @return \Illuminate\Database\Eloquent\Factories\Factory
-     */
-    public function unverified()
+    public function unverified(): self
     {
-        return $this->state(function (array $attributes) {
-            return [
-                'email_verified_at' => null,
-            ];
-        });
+        return $this->state(['email_verified_at' => null]);
     }
 }