diff --git a/.gitattributes b/.gitattributes
index ccdf623..b4fcd6b 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -4,5 +4,5 @@
 .github export-ignore
 .gitattributes export-ignore
 .gitignore export-ignore
-.php_cs export-ignore
+.php-cs-fixer.dist.php export-ignore
 phpunit.xml.dist export-ignore
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 2c96ae2..b285223 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -13,18 +13,18 @@ jobs:
             fail-fast: false
             matrix:
                 php-version:
-                    - '7.1'
-                    - '7.2'
-                    - '7.3'
-                    - '7.4'
                     - '8.0'
                     - '8.1'
                     - '8.2'
                     - '8.3'
                     - '8.4'
                     - '8.5'
+                dependencies: [highest]
+                include:
+                    - php-version: '8.0'
+                      dependencies: lowest
 
-        name: PHP ${{ matrix.php-version }}
+        name: PHP ${{ matrix.php-version }} ${{ matrix.dependencies }}
 
         steps:
             - name: Checkout code
@@ -36,8 +36,31 @@ jobs:
                   php-version: ${{ matrix.php-version }}
                   coverage: none
 
-            - name: Install dependencies
-              run: composer install --prefer-dist --no-progress --no-interaction
+            - name: Install Composer dependencies (${{ matrix.dependencies }})
+              uses: ramsey/composer-install@v3
+              with:
+                  dependency-versions: ${{ matrix.dependencies }}
 
             - name: Run tests
               run: composer test
+
+    lint:
+        runs-on: ubuntu-latest
+
+        name: PHP Cs Fixer
+
+        steps:
+            -   name: Checkout code
+                uses: actions/checkout@v4
+
+            -   name: Setup PHP
+                uses: shivammathur/setup-php@v2
+                with:
+                    php-version: 8.5
+                    coverage: none
+
+            -   name: Install Composer dependencies
+                uses: ramsey/composer-install@v3
+
+            -   name: Run lint
+                run: composer lint
diff --git a/.gitignore b/.gitignore
index 449b6a2..3c04f0e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,4 @@
-/.php_cs.cache
+/.php-cs-fixer.cache
 /.phpunit.result.cache
 /composer.lock
 /vendor
diff --git a/.php-cs-fixer.dist.php b/.php-cs-fixer.dist.php
new file mode 100644
index 0000000..1caa7ef
--- /dev/null
+++ b/.php-cs-fixer.dist.php
@@ -0,0 +1,27 @@
+<?php
+
+$header = <<<EOF
+This file is part of the EmailChecker package.
+
+(c) Matthieu Moquet <matthieu@moquet.net>
+
+This source file is subject to the MIT license that is bundled
+with this source code in the file LICENSE.
+EOF;
+
+$finder = PhpCsFixer\Finder::create()
+    ->files()
+    ->in(__DIR__)
+    ->exclude('res')
+    ->exclude('tests/bootstrap.php')
+    ->exclude('vendor')
+    ->name('*.php');
+
+return (new PhpCsFixer\Config())
+    ->setRules([
+        '@Symfony' => true,
+        'header_comment' => [
+            'header' => $header,
+        ]
+    ])
+    ->setFinder($finder);
diff --git a/.php_cs b/.php_cs
deleted file mode 100644
index 8034855..0000000
--- a/.php_cs
+++ /dev/null
@@ -1,29 +0,0 @@
-<?php
-
-$header = <<<EOF
-This file is part of the EmailChecker package.
-
-(c) Matthieu Moquet <matthieu@moquet.net>
-
-This source file is subject to the MIT license that is bundled
-with this source code in the file LICENSE.
-EOF;
-
-Symfony\CS\Fixer\Contrib\HeaderCommentFixer::setHeader($header);
-
-return Symfony\CS\Config\Config::create()
-    ->level(Symfony\CS\FixerInterface::SYMFONY_LEVEL)
-    ->fixers(array(
-        'header_comment',
-        'ordered_use',
-        'short_array_syntax',
-    ))
-    ->setUsingCache(true)
-    ->setUsingLinter(false)
-    ->finder(
-        Symfony\CS\Finder\DefaultFinder::create()
-            ->in([__DIR__])
-            ->exclude('res')
-            ->exclude('tests/bootstrap.php')
-    )
-;
diff --git a/README.md b/README.md
index b5d801f..542216d 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,5 @@
 # EmailChecker
 
-[![Build status...](https://img.shields.io/travis/MattKetmo/EmailChecker.svg)](http://travis-ci.org/MattKetmo/EmailChecker)
 [![Code quality...](https://img.shields.io/scrutinizer/g/MattKetmo/EmailChecker.svg)](https://scrutinizer-ci.com/g/MattKetmo/EmailChecker/)
 [![Downloads](https://img.shields.io/packagist/dt/mattketmo/email-checker.svg)](https://packagist.org/packages/mattketmo/email-checker)
 [![Packagist](http://img.shields.io/packagist/v/mattketmo/email-checker.svg)](https://packagist.org/packages/mattketmo/email-checker)
@@ -57,9 +56,9 @@ $checker->isValid('foo@baz.net'); // false
 You can build your own adapter (to use another database) simply by implementing
 the [AdapterInterface](src/EmailChecker/Adapter/AdapterInterface.php).
 
-## Integration with Symfony2
+## Integration with Symfony
 
-This library also provides a constraint validation for your Symfony2 project:
+This library also provides a constraint validation for your Symfony project:
 
 ```php
 <?php
@@ -69,17 +68,15 @@ use Symfony\Component\Validator\Constraints as Assert;
 
 class User
 {
-    /**
-     * @Assert\NotBlank
-     * @EmailCheckerAssert\NotThrowawayEmail
-     */
-    protected $email;
+    #[Assert\NotBlank] 
+    #[EmailCheckerAssert\NotThrowawayEmail] 
+    private string $email;
 }
 ```
 
-## Integration with Laravel 5
+## Integration with Laravel
 
-To integrate this library with your Laravel 5.x project add the following
+To integrate this library with your Laravel project add the following
 line to the `providers` key within your `config/app.php` file:
 
 ```php
diff --git a/composer.json b/composer.json
index 5de0b66..e42e8af 100644
--- a/composer.json
+++ b/composer.json
@@ -10,14 +10,14 @@
         }
     ],
     "require": {
-        "php": "^7.1 || ^8.0"
+        "php": "^8.0"
     },
     "require-dev": {
-        "friendsofphp/php-cs-fixer": "^2.18",
-        "illuminate/support": "^5.0 || ^6.0 || ^7.0 || ^8.0",
-        "knplabs/gaufrette": "^0.10",
-        "phpunit/phpunit": "^7.5 || ^9.5",
-        "symfony/validator": "^3.0 || ^4.0 || ^5.0"
+        "friendsofphp/php-cs-fixer": "^3.91",
+        "illuminate/support": "^9.0 || ^10.0 || ^11.0 || ^12.0",
+        "knplabs/gaufrette": "^0.11",
+        "phpunit/phpunit": "^9.5",
+        "symfony/validator": "^5.4 || ^6.4 || ^7.0"
     },
     "suggest": {
         "symfony/validator": "Add validation constraints",
diff --git a/src/EmailChecker/Adapter/AgregatorAdapter.php b/src/EmailChecker/Adapter/AgregatorAdapter.php
index e5f0ca8..67e42be 100644
--- a/src/EmailChecker/Adapter/AgregatorAdapter.php
+++ b/src/EmailChecker/Adapter/AgregatorAdapter.php
@@ -29,18 +29,13 @@ public function __construct(array $adapters)
     {
         foreach ($adapters as $adapter) {
             if (!$adapter instanceof AdapterInterface) {
-                throw new \InvalidArgumentException(
-                    'AgregatorAdapter only accept instances of AdapterInterface'
-                );
+                throw new \InvalidArgumentException('AgregatorAdapter only accept instances of AdapterInterface');
             }
         }
 
         $this->adapters = $adapters;
     }
 
-    /**
-     * {@inheritdoc}
-     */
     public function isThrowawayDomain($domain)
     {
         foreach ($this->adapters as $adapter) {
diff --git a/src/EmailChecker/Adapter/ArrayAdapter.php b/src/EmailChecker/Adapter/ArrayAdapter.php
index cd9b075..4de61fd 100644
--- a/src/EmailChecker/Adapter/ArrayAdapter.php
+++ b/src/EmailChecker/Adapter/ArrayAdapter.php
@@ -28,9 +28,6 @@ public function __construct(array $domains)
         $this->domains = $domains;
     }
 
-    /**
-     * {@inheritdoc}
-     */
     public function isThrowawayDomain($domain)
     {
         return in_array($domain, $this->domains);
diff --git a/src/EmailChecker/Adapter/FileAdapter.php b/src/EmailChecker/Adapter/FileAdapter.php
index a552755..eae9c0c 100644
--- a/src/EmailChecker/Adapter/FileAdapter.php
+++ b/src/EmailChecker/Adapter/FileAdapter.php
@@ -34,9 +34,6 @@ public function __construct($filename)
         $this->domains = Utilities::parseLines(file_get_contents($filename));
     }
 
-    /**
-     * {@inheritdoc}
-     */
     public function isThrowawayDomain($domain)
     {
         return in_array($domain, $this->domains);
diff --git a/src/EmailChecker/Adapter/GaufretteAdapter.php b/src/EmailChecker/Adapter/GaufretteAdapter.php
index 86d85c7..3625b2d 100644
--- a/src/EmailChecker/Adapter/GaufretteAdapter.php
+++ b/src/EmailChecker/Adapter/GaufretteAdapter.php
@@ -23,17 +23,11 @@ class GaufretteAdapter implements AdapterInterface
 {
     protected $domains;
 
-    /**
-     * @param File $file
-     */
     public function __construct(File $file)
     {
         $this->domains = Utilities::parseLines($file->getContent());
     }
 
-    /**
-     * {@inheritdoc}
-     */
     public function isThrowawayDomain($domain)
     {
         return in_array($domain, $this->domains);
diff --git a/src/EmailChecker/Constraints/NotThrowawayEmail.php b/src/EmailChecker/Constraints/NotThrowawayEmail.php
index 0037b89..d74c1d1 100644
--- a/src/EmailChecker/Constraints/NotThrowawayEmail.php
+++ b/src/EmailChecker/Constraints/NotThrowawayEmail.php
@@ -15,6 +15,7 @@
 
 /**
  * @author Matthieu Moquet <matthieu@moquet.net>
+ *
  * @Annotation
  */
 #[\Attribute]
@@ -26,7 +27,7 @@ public function __construct(
         $options = null,
         ?array $groups = null,
         $payload = null,
-        ?string $message = null
+        ?string $message = null,
     ) {
         parent::__construct($options, $groups, $payload);
 
diff --git a/src/EmailChecker/Constraints/NotThrowawayEmailValidator.php b/src/EmailChecker/Constraints/NotThrowawayEmailValidator.php
index 1ea9f38..a41d741 100644
--- a/src/EmailChecker/Constraints/NotThrowawayEmailValidator.php
+++ b/src/EmailChecker/Constraints/NotThrowawayEmailValidator.php
@@ -11,7 +11,6 @@
 
 namespace EmailChecker\Constraints;
 
-use EmailChecker\Adapter\BuiltInAdapter;
 use EmailChecker\EmailChecker;
 use Symfony\Component\Validator\Constraint;
 use Symfony\Component\Validator\ConstraintValidator;
@@ -24,17 +23,11 @@ class NotThrowawayEmailValidator extends ConstraintValidator
 {
     protected $emailChecker;
 
-    /**
-     * @param EmailChecker $emailChecker
-     */
     public function __construct(?EmailChecker $emailChecker = null)
     {
         $this->emailChecker = $emailChecker ?: new EmailChecker();
     }
 
-    /**
-     * {@inheritdoc}
-     */
     public function validate($value, Constraint $constraint)
     {
         if (null === $value || '' === $value) {
diff --git a/src/EmailChecker/Laravel/EmailCheckerServiceProvider.php b/src/EmailChecker/Laravel/EmailCheckerServiceProvider.php
index 41f65fc..c0732be 100644
--- a/src/EmailChecker/Laravel/EmailCheckerServiceProvider.php
+++ b/src/EmailChecker/Laravel/EmailCheckerServiceProvider.php
@@ -12,8 +12,8 @@
 namespace EmailChecker\Laravel;
 
 use EmailChecker\EmailChecker;
-use Illuminate\Support\ServiceProvider;
 use Illuminate\Support\Facades\Validator;
+use Illuminate\Support\ServiceProvider;
 
 /**
  * Laravel service provider.
diff --git a/src/EmailChecker/Utilities.php b/src/EmailChecker/Utilities.php
index 340d798..e73c52d 100644
--- a/src/EmailChecker/Utilities.php
+++ b/src/EmailChecker/Utilities.php
@@ -20,8 +20,8 @@
  */
 class Utilities
 {
-    const EMAIL_REGEX_LOCAL = '(?!(?:(?:\\x22?\\x5C[\\x00-\\x7E]\\x22?)|(?:\\x22?[^\\x5C\\x22]\\x22?)){255,})(?!(?:(?:\\x22?\\x5C[\\x00-\\x7E]\\x22?)|(?:\\x22?[^\\x5C\\x22]\\x22?)){65,}@)(?:(?:[\\x21\\x23-\\x27\\x2A\\x2B\\x2D\\x2F-\\x39\\x3D\\x3F\\x5E-\\x7E]+)|(?:\\x22(?:[\\x01-\\x08\\x0B\\x0C\\x0E-\\x1F\\x21\\x23-\\x5B\\x5D-\\x7F]|(?:\\x5C[\\x00-\\x7F]))*\\x22))(?:\\.(?:(?:[\\x21\\x23-\\x27\\x2A\\x2B\\x2D\\x2F-\\x39\\x3D\\x3F\\x5E-\\x7E]+)|(?:\\x22(?:[\\x01-\\x08\\x0B\\x0C\\x0E-\\x1F\\x21\\x23-\\x5B\\x5D-\\x7F]|(?:\\x5C[\\x00-\\x7F]))*\\x22)))*';
-    const EMAIL_REGEX_DOMAIN = '(?:(?:(?!.*[^.]{64,})(?:(?:(?:xn--)?[a-z0-9]+(?:-[a-z0-9]+)*\\.){1,126}){1,}(?:(?:[a-z][a-z0-9]*)|(?:(?:xn--)[a-z0-9]+))(?:-[a-z0-9]+)*)|(?:\\[(?:(?:IPv6:(?:(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){7})|(?:(?!(?:.*[a-f0-9][:\\]]){7,})(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){0,5})?::(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){0,5})?)))|(?:(?:IPv6:(?:(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){5}:)|(?:(?!(?:.*[a-f0-9]:){5,})(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){0,3})?::(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){0,3}:)?)))?(?:(?:25[0-5])|(?:2[0-4][0-9])|(?:1[0-9]{2})|(?:[1-9]?[0-9]))(?:\\.(?:(?:25[0-5])|(?:2[0-4][0-9])|(?:1[0-9]{2})|(?:[1-9]?[0-9]))){3}))\\]))';
+    public const EMAIL_REGEX_LOCAL = '(?!(?:(?:\\x22?\\x5C[\\x00-\\x7E]\\x22?)|(?:\\x22?[^\\x5C\\x22]\\x22?)){255,})(?!(?:(?:\\x22?\\x5C[\\x00-\\x7E]\\x22?)|(?:\\x22?[^\\x5C\\x22]\\x22?)){65,}@)(?:(?:[\\x21\\x23-\\x27\\x2A\\x2B\\x2D\\x2F-\\x39\\x3D\\x3F\\x5E-\\x7E]+)|(?:\\x22(?:[\\x01-\\x08\\x0B\\x0C\\x0E-\\x1F\\x21\\x23-\\x5B\\x5D-\\x7F]|(?:\\x5C[\\x00-\\x7F]))*\\x22))(?:\\.(?:(?:[\\x21\\x23-\\x27\\x2A\\x2B\\x2D\\x2F-\\x39\\x3D\\x3F\\x5E-\\x7E]+)|(?:\\x22(?:[\\x01-\\x08\\x0B\\x0C\\x0E-\\x1F\\x21\\x23-\\x5B\\x5D-\\x7F]|(?:\\x5C[\\x00-\\x7F]))*\\x22)))*';
+    public const EMAIL_REGEX_DOMAIN = '(?:(?:(?!.*[^.]{64,})(?:(?:(?:xn--)?[a-z0-9]+(?:-[a-z0-9]+)*\\.){1,126}){1,}(?:(?:[a-z][a-z0-9]*)|(?:(?:xn--)[a-z0-9]+))(?:-[a-z0-9]+)*)|(?:\\[(?:(?:IPv6:(?:(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){7})|(?:(?!(?:.*[a-f0-9][:\\]]){7,})(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){0,5})?::(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){0,5})?)))|(?:(?:IPv6:(?:(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){5}:)|(?:(?!(?:.*[a-f0-9]:){5,})(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){0,3})?::(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){0,3}:)?)))?(?:(?:25[0-5])|(?:2[0-4][0-9])|(?:1[0-9]{2})|(?:[1-9]?[0-9]))(?:\\.(?:(?:25[0-5])|(?:2[0-4][0-9])|(?:1[0-9]{2})|(?:[1-9]?[0-9]))){3}))\\]))';
 
     /**
      * Extract parts of an email address.