diff --git a/composer.json b/composer.json
index 0f96591..fc96856 100644
--- a/composer.json
+++ b/composer.json
@@ -21,7 +21,7 @@
     "require-dev": {
         "orchestra/testbench": "^9.0",
         "laravel/pint": "^1.14",
-        "phpunit/phpunit": "^9.6.17 || ^10.5.13"
+        "phpunit/phpunit": "^11.4.3"
     },
     "autoload": {
         "psr-4": {
diff --git a/phpunit.xml.dist b/phpunit.xml.dist
index 6c22177..a6f8686 100644
--- a/phpunit.xml.dist
+++ b/phpunit.xml.dist
@@ -1,9 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <phpunit
-        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-        xsi:noNamespaceSchemaLocation="./vendor/phpunit/phpunit/phpunit.xsd"
-        beStrictAboutOutputDuringTests="true"
-        colors="true"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:noNamespaceSchemaLocation="./vendor/phpunit/phpunit/phpunit.xsd"
+    beStrictAboutOutputDuringTests="true"
+    colors="true"
 >
     <testsuites>
         <testsuite name="Test Suite">
@@ -11,14 +11,14 @@
         </testsuite>
     </testsuites>
 
-    <coverage ignoreDeprecatedCodeUnits="true" processUncoveredFiles="true">
+    <source>
         <include>
-            <directory suffix=".php">src</directory>
+            <directory>src</directory>
         </include>
         <exclude>
             <directory>src/Facades</directory>
         </exclude>
-    </coverage>
+    </source>
 
     <php>
         <ini name="date.timezone" value="UTC"/>
diff --git a/tests/FirebaseProjectManagerTest.php b/tests/FirebaseProjectManagerTest.php
index 89a9472..11523ee 100644
--- a/tests/FirebaseProjectManagerTest.php
+++ b/tests/FirebaseProjectManagerTest.php
@@ -9,6 +9,7 @@
 use Kreait\Firebase\Exception\InvalidArgumentException;
 use Kreait\Firebase\Factory;
 use Kreait\Laravel\Firebase\FirebaseProjectManager;
+use PHPUnit\Framework\Attributes\Test;
 use Psr\Cache\CacheItemPoolInterface;
 use ReflectionObject;
 
@@ -22,9 +23,7 @@ protected function defineEnvironment($app): void
         $app['config']->set('firebase.projects.app.credentials', __DIR__.'/_fixtures/service_account.json');
     }
 
-    /**
-     * @test
-     */
+    #[Test]
     public function a_project_configuration_has_to_exist(): void
     {
         $manager = $this->app->make(FirebaseProjectManager::class);
@@ -36,9 +35,7 @@ public function a_project_configuration_has_to_exist(): void
         $this->getAccessibleMethod($manager, 'configuration')->invoke($manager, $projectName);
     }
 
-    /**
-     * @test
-     */
+    #[Test]
     public function a_default_project_can_be_set(): void
     {
         $manager = $this->app->make(FirebaseProjectManager::class);
@@ -51,9 +48,7 @@ public function a_default_project_can_be_set(): void
         $this->assertSame($projectName, $this->app->config->get('firebase.default'), 'default project should be set in config');
     }
 
-    /**
-     * @test
-     */
+    #[Test]
     public function calls_are_passed_to_default_project(): void
     {
         $manager = $this->app->make(FirebaseProjectManager::class);
@@ -63,9 +58,7 @@ public function calls_are_passed_to_default_project(): void
         $this->assertSame($manager->project($projectName)->auth(), $manager->auth());
     }
 
-    /**
-     * @test
-     */
+    #[Test]
     public function credentials_can_be_configured_using_a_json_file(): void
     {
         // Reference credentials
@@ -84,9 +77,7 @@ public function credentials_can_be_configured_using_a_json_file(): void
         $this->assertSame($credentials, $serviceAccount);
     }
 
-    /**
-     * @test
-     */
+    #[Test]
     public function json_file_credentials_can_be_used_using_the_deprecated_configuration_entry(): void
     {
         // Reference credentials
@@ -105,9 +96,7 @@ public function json_file_credentials_can_be_used_using_the_deprecated_configura
         $this->assertSame($credentials, $serviceAccount);
     }
 
-    /**
-     * @test
-     */
+    #[Test]
     public function credentials_can_be_configured_using_an_array(): void
     {
         // Set configuration and retrieve project
@@ -133,9 +122,7 @@ public function credentials_can_be_configured_using_an_array(): void
         $this->assertSame($credentials, $serviceAccount);
     }
 
-    /**
-     * @test
-     */
+    #[Test]
     public function projects_can_have_different_credentials(): void
     {
         // Reference credentials
@@ -165,9 +152,7 @@ public function projects_can_have_different_credentials(): void
         $this->assertSame($secondCredentials, $secondServiceAccount);
     }
 
-    /**
-     * @test
-     */
+    #[Test]
     public function the_realtime_database_url_can_be_configured(): void
     {
         $projectName = $this->app->config->get('firebase.default');
@@ -181,9 +166,7 @@ public function the_realtime_database_url_can_be_configured(): void
         $this->assertSame($url, (string) $property->getValue($database));
     }
 
-    /**
-     * @test
-     */
+    #[Test]
     public function the_dynamic_links_default_domain_can_be_configured(): void
     {
         $projectName = $this->app->config->get('firebase.default');
@@ -198,9 +181,7 @@ public function the_dynamic_links_default_domain_can_be_configured(): void
         $this->assertSame($domain, $configuredDomain);
     }
 
-    /**
-     * @test
-     */
+    #[Test]
     public function the_storage_default_bucket_can_be_configured(): void
     {
         $projectName = $this->app->config->get('firebase.default');
@@ -213,9 +194,7 @@ public function the_storage_default_bucket_can_be_configured(): void
         $this->assertSame($name, $property->getValue($storage));
     }
 
-    /**
-     * @test
-     */
+    #[Test]
     public function logging_can_be_configured(): void
     {
         $projectName = $this->app->config->get('firebase.default');
@@ -228,9 +207,7 @@ public function logging_can_be_configured(): void
         $this->assertNotNull($property->getValue($factory));
     }
 
-    /**
-     * @test
-     */
+    #[Test]
     public function debug_logging_can_be_configured(): void
     {
         $projectName = $this->app->config->get('firebase.default');
@@ -243,9 +220,7 @@ public function debug_logging_can_be_configured(): void
         $this->assertNotNull($property->getValue($factory));
     }
 
-    /**
-     * @test
-     */
+    #[Test]
     public function http_client_options_can_be_configured(): void
     {
         $projectName = $this->app->config->get('firebase.default');
@@ -263,9 +238,7 @@ public function http_client_options_can_be_configured(): void
         $this->assertSame([RetryMiddleware::class], $httpClientOptions->guzzleMiddlewares());
     }
 
-    /**
-     * @test
-     */
+    #[Test]
     public function it_uses_the_laravel_cache_as_verifier_cache(): void
     {
         $projectName = $this->app->config->get('firebase.default');
@@ -276,9 +249,7 @@ public function it_uses_the_laravel_cache_as_verifier_cache(): void
         $this->assertInstanceOf(CacheItemPoolInterface::class, $property->getValue($factory));
     }
 
-    /**
-     * @test
-     */
+    #[Test]
     public function it_overrides_the_default_firestore_database(): void
     {
         config(['firebase.projects.app.firestore.database' => 'override-database']);
@@ -290,9 +261,7 @@ public function it_overrides_the_default_firestore_database(): void
         $this->assertEquals('override-database', $property->getValue($factory)['database']);
     }
 
-    /**
-     * @test
-     */
+    #[Test]
     public function it_uses_the_laravel_cache_as_auth_token_cache(): void
     {
         $projectName = $this->app->config->get('firebase.default');
diff --git a/tests/ServiceProviderTest.php b/tests/ServiceProviderTest.php
index be68a68..3624e7e 100644
--- a/tests/ServiceProviderTest.php
+++ b/tests/ServiceProviderTest.php
@@ -5,15 +5,14 @@
 namespace Kreait\Laravel\Firebase\Tests;
 
 use Kreait\Firebase;
+use PHPUnit\Framework\Attributes\Test;
 
 /**
  * @internal
  */
 final class ServiceProviderTest extends TestCase
 {
-    /**
-     * @test
-     */
+    #[Test]
     public function it_provides_components(): void
     {
         $this->app->config->set('firebase.projects.app.credentials', \realpath(__DIR__.'/_fixtures/service_account.json'));
@@ -27,9 +26,7 @@ public function it_provides_components(): void
         $this->assertInstanceOf(Firebase\Contract\Storage::class, $this->app->make(Firebase\Contract\Storage::class));
     }
 
-    /**
-     * @test
-     */
+    #[Test]
     public function it_does_not_provide_optional_components(): void
     {
         $this->expectException(\Throwable::class);