diff --git a/CHANGELOG.md b/CHANGELOG.md
index a587fba..04a18c5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,11 @@
 CHANGELOG
 =========
 
+8.0
+---
+
+ * Remove `$defaultName` and `$defaultDescription` properties from `DebugCommand` command, configuration is done through the `#[AsCommand]` attribute
+
 7.1
 ---
 
diff --git a/Command/DebugCommand.php b/Command/DebugCommand.php
index 5729b94..4f1f90c 100644
--- a/Command/DebugCommand.php
+++ b/Command/DebugCommand.php
@@ -30,16 +30,6 @@
 #[AsCommand(name: 'debug:dotenv', description: 'List all dotenv files with variables and values')]
 final class DebugCommand extends Command
 {
-    /**
-     * @deprecated since Symfony 6.1
-     */
-    protected static $defaultName = 'debug:dotenv';
-
-    /**
-     * @deprecated since Symfony 6.1
-     */
-    protected static $defaultDescription = 'List all dotenv files with variables and values';
-
     public function __construct(
         private string $kernelEnvironment,
         private string $projectDirectory,
@@ -54,15 +44,15 @@ protected function configure(): void
                 new InputArgument('filter', InputArgument::OPTIONAL, 'The name of an environment variable or a filter.', null, $this->getAvailableVars(...)),
             ])
             ->setHelp(<<<'EOT'
-The <info>%command.full_name%</info> command displays all the environment variables configured by dotenv:
+                The <info>%command.full_name%</info> command displays all the environment variables configured by dotenv:
 
-  <info>php %command.full_name%</info>
+                  <info>php %command.full_name%</info>
 
-To get specific variables, specify its full or partial name:
+                To get specific variables, specify its full or partial name:
 
-    <info>php %command.full_name% FOO_BAR</info>
+                    <info>php %command.full_name% FOO_BAR</info>
 
-EOT
+                EOT
             );
     }
 
@@ -81,7 +71,7 @@ protected function execute(InputInterface $input, OutputInterface $output): int
             $dotenvPath = $this->projectDirectory;
 
             if (is_file($composerFile = $this->projectDirectory.'/composer.json')) {
-                $runtimeConfig = (json_decode(file_get_contents($composerFile), true))['extra']['runtime'] ?? [];
+                $runtimeConfig = json_decode(file_get_contents($composerFile), true)['extra']['runtime'] ?? [];
 
                 if (isset($runtimeConfig['dotenv_path'])) {
                     $dotenvPath = $this->projectDirectory.'/'.$runtimeConfig['dotenv_path'];
diff --git a/Command/DotenvDumpCommand.php b/Command/DotenvDumpCommand.php
index 8a367a3..c94b76c 100644
--- a/Command/DotenvDumpCommand.php
+++ b/Command/DotenvDumpCommand.php
@@ -44,10 +44,10 @@ protected function configure(): void
             ])
             ->addOption('empty', null, InputOption::VALUE_NONE, 'Ignore the content of .env files')
             ->setHelp(<<<'EOT'
-The <info>%command.name%</info> command compiles .env files into a PHP-optimized file called .env.local.php.
+                The <info>%command.name%</info> command compiles .env files into a PHP-optimized file called .env.local.php.
 
-    <info>%command.full_name%</info>
-EOT
+                    <info>%command.full_name%</info>
+                EOT
             )
         ;
     }
@@ -75,13 +75,13 @@ protected function execute(InputInterface $input, OutputInterface $output): int
 
         $vars = var_export($vars, true);
         $vars = <<<EOF
-<?php
+            <?php
 
-// This file was generated by running "php bin/console dotenv:dump $env"
+            // This file was generated by running "php bin/console dotenv:dump $env"
 
-return $vars;
+            return $vars;
 
-EOF;
+            EOF;
         file_put_contents($dotenvPath.'.local.php', $vars, \LOCK_EX);
 
         $output->writeln(\sprintf('Successfully dumped .env files in <info>.env.local.php</> for the <info>%s</> environment.', $env));
diff --git a/README.md b/README.md
index 2a1cc02..67ff66a 100644
--- a/README.md
+++ b/README.md
@@ -11,6 +11,15 @@ Getting Started
 composer require symfony/dotenv
 ```
 
+Usage
+-----
+
+> For an .env file with this format:
+
+```env
+YOUR_VARIABLE_NAME=my-string
+```
+
 ```php
 use Symfony\Component\Dotenv\Dotenv;
 
@@ -25,6 +34,12 @@ $dotenv->overload(__DIR__.'/.env');
 
 // loads .env, .env.local, and .env.$APP_ENV.local or .env.$APP_ENV
 $dotenv->loadEnv(__DIR__.'/.env');
+
+// Usage with $_ENV
+$envVariable = $_ENV['YOUR_VARIABLE_NAME'];
+
+// Usage with $_SERVER
+$envVariable = $_SERVER['YOUR_VARIABLE_NAME'];
 ```
 
 Resources
diff --git a/Tests/Command/DebugCommandTest.php b/Tests/Command/DebugCommandTest.php
index 28c0b48..b3e6437 100644
--- a/Tests/Command/DebugCommandTest.php
+++ b/Tests/Command/DebugCommandTest.php
@@ -11,6 +11,7 @@
 
 namespace Symfony\Component\Dotenv\Tests\Command;
 
+use PHPUnit\Framework\Attributes\RunInSeparateProcess;
 use PHPUnit\Framework\TestCase;
 use Symfony\Component\Console\Application;
 use Symfony\Component\Console\Helper\FormatterHelper;
@@ -22,9 +23,7 @@
 
 class DebugCommandTest extends TestCase
 {
-    /**
-     * @runInSeparateProcess
-     */
+    #[RunInSeparateProcess]
     public function testErrorOnUninitializedDotenv()
     {
         unset($_SERVER['SYMFONY_DOTENV_VARS']);
@@ -38,9 +37,7 @@ public function testErrorOnUninitializedDotenv()
         $this->assertStringContainsString('[ERROR] Dotenv component is not initialized', $output);
     }
 
-    /**
-     * @runInSeparateProcess
-     */
+    #[RunInSeparateProcess]
     public function testEmptyDotEnvVarsList()
     {
         $_SERVER['SYMFONY_DOTENV_VARS'] = '';
@@ -50,17 +47,17 @@ public function testEmptyDotEnvVarsList()
         $tester = new CommandTester($command);
         $tester->execute([]);
         $expectedFormat = <<<'OUTPUT'
-%a
- ---------- ------- ------------ ------%S
-  Variable   Value   .env.local   .env%S
- ---------- ------- ------------ ------%S
-  FOO                baz          bar%S
-  TEST123            n/a          true%S
- ---------- ------- ------------ ------%S
-
- // Note that values might be different between web and CLI.%S
-%a
-OUTPUT;
+            %a
+             ---------- ------- ------------ ------%S
+              Variable   Value   .env.local   .env%S
+             ---------- ------- ------------ ------%S
+              FOO                baz          bar%S
+              TEST123            n/a          true%S
+             ---------- ------- ------------ ------%S
+
+             // Note that values might be different between web and CLI.%S
+            %a
+            OUTPUT;
 
         $this->assertStringMatchesFormat($expectedFormat, $tester->getDisplay());
     }
@@ -275,9 +272,7 @@ public function testScenario2InProdEnvWithNameFilterPrefix()
         $this->assertStringContainsString('TEST       1234    1234             1234        0000', $output);
     }
 
-    /**
-     * @runInSeparateProcess
-     */
+    #[RunInSeparateProcess]
     public function testCompletion()
     {
         $env = 'prod';
@@ -288,7 +283,7 @@ public function testCompletion()
 
         $command = new DebugCommand($env, $projectDirectory);
         $application = new Application();
-        $application->add($command);
+        $application->addCommand($command);
         $tester = new CommandCompletionTester($application->get('debug:dotenv'));
         $this->assertSame(['FOO', 'TEST'], $tester->complete(['']));
     }
diff --git a/Tests/Command/DotenvDumpCommandTest.php b/Tests/Command/DotenvDumpCommandTest.php
index 44fc304..a80217a 100644
--- a/Tests/Command/DotenvDumpCommandTest.php
+++ b/Tests/Command/DotenvDumpCommandTest.php
@@ -21,14 +21,14 @@ class DotenvDumpCommandTest extends TestCase
     protected function setUp(): void
     {
         file_put_contents(__DIR__.'/.env', <<<EOF
-APP_ENV=dev
-APP_SECRET=abc123
-EOF
+            APP_ENV=dev
+            APP_SECRET=abc123
+            EOF
         );
 
         file_put_contents(__DIR__.'/.env.local', <<<EOF
-APP_LOCAL=yes
-EOF
+            APP_LOCAL=yes
+            EOF
         );
     }
 
@@ -73,8 +73,8 @@ public function testExecuteEmpty()
     public function testExecuteTestEnvs()
     {
         file_put_contents(__DIR__.'/composer.json', <<<EOF
-{"extra":{"runtime":{"test_envs":[]}}}
-EOF
+            {"extra":{"runtime":{"test_envs":[]}}}
+            EOF
         );
 
         $command = $this->createCommand();
@@ -95,7 +95,7 @@ public function testExecuteTestEnvs()
     private function createCommand(): CommandTester
     {
         $application = new Application();
-        $application->add(new DotenvDumpCommand(__DIR__));
+        $application->addCommand(new DotenvDumpCommand(__DIR__));
 
         return new CommandTester($application->find('dotenv:dump'));
     }
diff --git a/Tests/DotenvTest.php b/Tests/DotenvTest.php
index 7f8bd27..69a2e06 100644
--- a/Tests/DotenvTest.php
+++ b/Tests/DotenvTest.php
@@ -11,6 +11,7 @@
 
 namespace Symfony\Component\Dotenv\Tests;
 
+use PHPUnit\Framework\Attributes\DataProvider;
 use PHPUnit\Framework\TestCase;
 use Symfony\Component\Dotenv\Dotenv;
 use Symfony\Component\Dotenv\Exception\FormatException;
@@ -18,9 +19,7 @@
 
 class DotenvTest extends TestCase
 {
-    /**
-     * @dataProvider getEnvDataWithFormatErrors
-     */
+    #[DataProvider('getEnvDataWithFormatErrors')]
     public function testParseWithFormatError($data, $error)
     {
         $dotenv = new Dotenv();
@@ -63,9 +62,7 @@ public static function getEnvDataWithFormatErrors()
         return $tests;
     }
 
-    /**
-     * @dataProvider getEnvData
-     */
+    #[DataProvider('getEnvData')]
     public function testParse($data, $expected)
     {
         $dotenv = new Dotenv();
diff --git a/composer.json b/composer.json
index 34c4718..0f2f8d4 100644
--- a/composer.json
+++ b/composer.json
@@ -16,15 +16,11 @@
         }
     ],
     "require": {
-        "php": ">=8.2"
+        "php": ">=8.4"
     },
     "require-dev": {
-        "symfony/console": "^6.4|^7.0",
-        "symfony/process": "^6.4|^7.0"
-    },
-    "conflict": {
-        "symfony/console": "<6.4",
-        "symfony/process": "<6.4"
+        "symfony/console": "^7.4|^8.0",
+        "symfony/process": "^7.4|^8.0"
     },
     "autoload": {
         "psr-4": { "Symfony\\Component\\Dotenv\\": "" },
diff --git a/phpunit.xml.dist b/phpunit.xml.dist
index 461dc69..0cbf618 100644
--- a/phpunit.xml.dist
+++ b/phpunit.xml.dist
@@ -1,10 +1,11 @@
 <?xml version="1.0" encoding="UTF-8"?>
 
 <phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:noNamespaceSchemaLocation="http://schema.phpunit.de/9.3/phpunit.xsd"
+         xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/11.3/phpunit.xsd"
          backupGlobals="false"
          colors="true"
          bootstrap="vendor/autoload.php"
+         failOnDeprecation="true"
          failOnRisky="true"
          failOnWarning="true"
 >
@@ -18,7 +19,7 @@
         </testsuite>
     </testsuites>
 
-    <coverage>
+    <source ignoreSuppressionOfDeprecations="true">
         <include>
             <directory>./</directory>
         </include>
@@ -26,5 +27,9 @@
             <directory>./Tests</directory>
             <directory>./vendor</directory>
         </exclude>
-    </coverage>
+    </source>
+
+    <extensions>
+        <bootstrap class="Symfony\Bridge\PhpUnit\SymfonyExtension" />
+    </extensions>
 </phpunit>