diff --git a/CLAUDE.md b/CLAUDE.md
index 004a224..0c7f015 100644
--- a/CLAUDE.md
+++ b/CLAUDE.md
@@ -111,6 +111,21 @@ Services are autowired and autoconfigured via `src/Resources/config/services.php
 
 ## Code Style
 
+- Every PHP file must include the license header between `declare(strict_types=1);` and `namespace`:
+  ```php
+  <?php
+
+  declare(strict_types=1);
+
+  /*
+   * This file is part of the ChamberOrchestra package.
+   *
+   * For the full copyright and license information, please view the LICENSE
+   * file that was distributed with this source code.
+   */
+
+  namespace ...;
+  ```
 - PHP 8.5+ with strict types (`declare(strict_types=1);`)
 - PSR-4 autoloading: `ChamberOrchestra\MenuBundle\` → `src/`
 - `@PER-CS` + `@Symfony` PHP-CS-Fixer rulesets
diff --git a/src/Accessor/Accessor.php b/src/Accessor/Accessor.php
index 00c4b74..6ec94cd 100644
--- a/src/Accessor/Accessor.php
+++ b/src/Accessor/Accessor.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace ChamberOrchestra\MenuBundle\Accessor;
 
 use ChamberOrchestra\MenuBundle\Menu\Item;
diff --git a/src/ChamberOrchestraMenuBundle.php b/src/ChamberOrchestraMenuBundle.php
index c94c4dd..c77522e 100644
--- a/src/ChamberOrchestraMenuBundle.php
+++ b/src/ChamberOrchestraMenuBundle.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace ChamberOrchestra\MenuBundle;
 
 use Symfony\Component\HttpKernel\Bundle\Bundle;
diff --git a/src/DependencyInjection/ChamberOrchestraMenuExtension.php b/src/DependencyInjection/ChamberOrchestraMenuExtension.php
index 68043d7..d9e0362 100644
--- a/src/DependencyInjection/ChamberOrchestraMenuExtension.php
+++ b/src/DependencyInjection/ChamberOrchestraMenuExtension.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace ChamberOrchestra\MenuBundle\DependencyInjection;
 
 use Symfony\Component\Config\FileLocator;
diff --git a/src/Exception/ExceptionInterface.php b/src/Exception/ExceptionInterface.php
index 09036e4..45a2be3 100644
--- a/src/Exception/ExceptionInterface.php
+++ b/src/Exception/ExceptionInterface.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace ChamberOrchestra\MenuBundle\Exception;
 
 interface ExceptionInterface
diff --git a/src/Exception/InvalidArgumentException.php b/src/Exception/InvalidArgumentException.php
index c52bbe5..b996a1e 100644
--- a/src/Exception/InvalidArgumentException.php
+++ b/src/Exception/InvalidArgumentException.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace ChamberOrchestra\MenuBundle\Exception;
 
 class InvalidArgumentException extends \InvalidArgumentException implements ExceptionInterface
diff --git a/src/Exception/LogicException.php b/src/Exception/LogicException.php
index ac419eb..d528d7d 100644
--- a/src/Exception/LogicException.php
+++ b/src/Exception/LogicException.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace ChamberOrchestra\MenuBundle\Exception;
 
 class LogicException extends \LogicException implements ExceptionInterface
diff --git a/src/Factory/Extension/BadgeExtension.php b/src/Factory/Extension/BadgeExtension.php
index ee487f5..af8cbfd 100644
--- a/src/Factory/Extension/BadgeExtension.php
+++ b/src/Factory/Extension/BadgeExtension.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace ChamberOrchestra\MenuBundle\Factory\Extension;
 
 use ChamberOrchestra\MenuBundle\Menu\Item;
diff --git a/src/Factory/Extension/CoreExtension.php b/src/Factory/Extension/CoreExtension.php
index e07778b..e7fb5e5 100644
--- a/src/Factory/Extension/CoreExtension.php
+++ b/src/Factory/Extension/CoreExtension.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace ChamberOrchestra\MenuBundle\Factory\Extension;
 
 use Symfony\Component\DependencyInjection\Attribute\AutoconfigureTag;
diff --git a/src/Factory/Extension/ExtensionInterface.php b/src/Factory/Extension/ExtensionInterface.php
index aa95d50..e691f40 100644
--- a/src/Factory/Extension/ExtensionInterface.php
+++ b/src/Factory/Extension/ExtensionInterface.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace ChamberOrchestra\MenuBundle\Factory\Extension;
 
 interface ExtensionInterface
diff --git a/src/Factory/Extension/LabelExtension.php b/src/Factory/Extension/LabelExtension.php
index b2aef30..472a56f 100644
--- a/src/Factory/Extension/LabelExtension.php
+++ b/src/Factory/Extension/LabelExtension.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace ChamberOrchestra\MenuBundle\Factory\Extension;
 
 class LabelExtension implements ExtensionInterface
diff --git a/src/Factory/Extension/RoutingExtension.php b/src/Factory/Extension/RoutingExtension.php
index 6cad277..135d3ff 100644
--- a/src/Factory/Extension/RoutingExtension.php
+++ b/src/Factory/Extension/RoutingExtension.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace ChamberOrchestra\MenuBundle\Factory\Extension;
 
 use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
diff --git a/src/Factory/Extension/RuntimeExtensionInterface.php b/src/Factory/Extension/RuntimeExtensionInterface.php
index de0f783..7272a3e 100644
--- a/src/Factory/Extension/RuntimeExtensionInterface.php
+++ b/src/Factory/Extension/RuntimeExtensionInterface.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace ChamberOrchestra\MenuBundle\Factory\Extension;
 
 use ChamberOrchestra\MenuBundle\Menu\Item;
diff --git a/src/Factory/Factory.php b/src/Factory/Factory.php
index 524c2bb..5db7e5b 100644
--- a/src/Factory/Factory.php
+++ b/src/Factory/Factory.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace ChamberOrchestra\MenuBundle\Factory;
 
 use ChamberOrchestra\MenuBundle\Factory\Extension\ExtensionInterface;
diff --git a/src/Matcher/Matcher.php b/src/Matcher/Matcher.php
index 736a9fd..44f5d02 100644
--- a/src/Matcher/Matcher.php
+++ b/src/Matcher/Matcher.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace ChamberOrchestra\MenuBundle\Matcher;
 
 use ChamberOrchestra\MenuBundle\Matcher\Voter\RouteVoter;
diff --git a/src/Matcher/Voter/RouteVoter.php b/src/Matcher/Voter/RouteVoter.php
index e148c18..ccfa100 100644
--- a/src/Matcher/Voter/RouteVoter.php
+++ b/src/Matcher/Voter/RouteVoter.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace ChamberOrchestra\MenuBundle\Matcher\Voter;
 
 use ChamberOrchestra\MenuBundle\Exception\InvalidArgumentException;
diff --git a/src/Menu/Item.php b/src/Menu/Item.php
index 6a97a6b..f5ee64d 100644
--- a/src/Menu/Item.php
+++ b/src/Menu/Item.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace ChamberOrchestra\MenuBundle\Menu;
 
 use Doctrine\Common\Collections\ArrayCollection;
diff --git a/src/Menu/MenuBuilder.php b/src/Menu/MenuBuilder.php
index e6c3daf..6d7f837 100644
--- a/src/Menu/MenuBuilder.php
+++ b/src/Menu/MenuBuilder.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace ChamberOrchestra\MenuBundle\Menu;
 
 use ChamberOrchestra\MenuBundle\Exception\LogicException;
diff --git a/src/Navigation/AbstractCachedNavigation.php b/src/Navigation/AbstractCachedNavigation.php
index 7e69a20..61975d5 100644
--- a/src/Navigation/AbstractCachedNavigation.php
+++ b/src/Navigation/AbstractCachedNavigation.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace ChamberOrchestra\MenuBundle\Navigation;
 
 use Symfony\Contracts\Cache\ItemInterface;
diff --git a/src/Navigation/AbstractNavigation.php b/src/Navigation/AbstractNavigation.php
index 2e31480..181cff1 100644
--- a/src/Navigation/AbstractNavigation.php
+++ b/src/Navigation/AbstractNavigation.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace ChamberOrchestra\MenuBundle\Navigation;
 
 use ChamberOrchestra\MenuBundle\Menu\MenuBuilder;
diff --git a/src/Navigation/ClosureNavigation.php b/src/Navigation/ClosureNavigation.php
index 6b7a234..5d19101 100644
--- a/src/Navigation/ClosureNavigation.php
+++ b/src/Navigation/ClosureNavigation.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace ChamberOrchestra\MenuBundle\Navigation;
 
 use ChamberOrchestra\MenuBundle\Menu\MenuBuilder;
diff --git a/src/Navigation/NavigationInterface.php b/src/Navigation/NavigationInterface.php
index 86cda59..f826a1b 100644
--- a/src/Navigation/NavigationInterface.php
+++ b/src/Navigation/NavigationInterface.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace ChamberOrchestra\MenuBundle\Navigation;
 
 use ChamberOrchestra\MenuBundle\Menu\MenuBuilder;
diff --git a/src/NavigationFactory.php b/src/NavigationFactory.php
index f8e9ef4..6cbad9f 100644
--- a/src/NavigationFactory.php
+++ b/src/NavigationFactory.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace ChamberOrchestra\MenuBundle;
 
 use ChamberOrchestra\MenuBundle\Factory\Extension\RuntimeExtensionInterface;
diff --git a/src/Registry/NavigationRegistry.php b/src/Registry/NavigationRegistry.php
index ddf831a..8049ca4 100644
--- a/src/Registry/NavigationRegistry.php
+++ b/src/Registry/NavigationRegistry.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace ChamberOrchestra\MenuBundle\Registry;
 
 use ChamberOrchestra\MenuBundle\Exception\InvalidArgumentException;
diff --git a/src/Renderer/TwigRenderer.php b/src/Renderer/TwigRenderer.php
index 284bb26..8faa9ad 100644
--- a/src/Renderer/TwigRenderer.php
+++ b/src/Renderer/TwigRenderer.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace ChamberOrchestra\MenuBundle\Renderer;
 
 use ChamberOrchestra\MenuBundle\Accessor\Accessor;
diff --git a/src/Resources/config/services.php b/src/Resources/config/services.php
index 2933322..07158e5 100644
--- a/src/Resources/config/services.php
+++ b/src/Resources/config/services.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace Symfony\Component\DependencyInjection\Loader\Configurator;
 
 use ChamberOrchestra\MenuBundle\Factory\Extension\ExtensionInterface;
diff --git a/src/Twig/Helper/Helper.php b/src/Twig/Helper/Helper.php
index e4f5633..cac5eed 100644
--- a/src/Twig/Helper/Helper.php
+++ b/src/Twig/Helper/Helper.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace ChamberOrchestra\MenuBundle\Twig\Helper;
 
 use ChamberOrchestra\MenuBundle\Navigation\NavigationInterface;
diff --git a/src/Twig/MenuExtension.php b/src/Twig/MenuExtension.php
index a8f42d0..3a635c8 100644
--- a/src/Twig/MenuExtension.php
+++ b/src/Twig/MenuExtension.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace ChamberOrchestra\MenuBundle\Twig;
 
 use Twig\Extension\AbstractExtension;
diff --git a/src/Twig/MenuRuntime.php b/src/Twig/MenuRuntime.php
index 431df9f..25de90f 100644
--- a/src/Twig/MenuRuntime.php
+++ b/src/Twig/MenuRuntime.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace ChamberOrchestra\MenuBundle\Twig;
 
 use ChamberOrchestra\MenuBundle\Navigation\NavigationInterface;
diff --git a/tests/Integrational/CachedNavigationFactoryTest.php b/tests/Integrational/CachedNavigationFactoryTest.php
index ebbdaf8..b2631d3 100644
--- a/tests/Integrational/CachedNavigationFactoryTest.php
+++ b/tests/Integrational/CachedNavigationFactoryTest.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace Tests\Integrational;
 
 use ChamberOrchestra\MenuBundle\Factory\Factory;
diff --git a/tests/Integrational/MatcherIntegrationTest.php b/tests/Integrational/MatcherIntegrationTest.php
index 0ca9293..8811377 100644
--- a/tests/Integrational/MatcherIntegrationTest.php
+++ b/tests/Integrational/MatcherIntegrationTest.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace Tests\Integrational;
 
 use ChamberOrchestra\MenuBundle\Factory\Factory;
diff --git a/tests/Integrational/NavigationBuildTest.php b/tests/Integrational/NavigationBuildTest.php
index 3560b6c..4f8eb5b 100644
--- a/tests/Integrational/NavigationBuildTest.php
+++ b/tests/Integrational/NavigationBuildTest.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace Tests\Integrational;
 
 use ChamberOrchestra\MenuBundle\Factory\Extension\CoreExtension;
diff --git a/tests/Integrational/RuntimeExtensionTest.php b/tests/Integrational/RuntimeExtensionTest.php
index 5d53813..ccc0f21 100644
--- a/tests/Integrational/RuntimeExtensionTest.php
+++ b/tests/Integrational/RuntimeExtensionTest.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace Tests\Integrational;
 
 use ChamberOrchestra\MenuBundle\Factory\Extension\RuntimeExtensionInterface;
diff --git a/tests/Unit/Accessor/AccessorTest.php b/tests/Unit/Accessor/AccessorTest.php
index 9b1bd75..39b928e 100644
--- a/tests/Unit/Accessor/AccessorTest.php
+++ b/tests/Unit/Accessor/AccessorTest.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace Tests\Unit\Accessor;
 
 use ChamberOrchestra\MenuBundle\Accessor\Accessor;
diff --git a/tests/Unit/Factory/Extension/BadgeExtensionTest.php b/tests/Unit/Factory/Extension/BadgeExtensionTest.php
index ed943e7..1101379 100644
--- a/tests/Unit/Factory/Extension/BadgeExtensionTest.php
+++ b/tests/Unit/Factory/Extension/BadgeExtensionTest.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace Tests\Unit\Factory\Extension;
 
 use ChamberOrchestra\MenuBundle\Factory\Extension\BadgeExtension;
diff --git a/tests/Unit/Factory/Extension/CoreExtensionTest.php b/tests/Unit/Factory/Extension/CoreExtensionTest.php
index e0abfd1..334b963 100644
--- a/tests/Unit/Factory/Extension/CoreExtensionTest.php
+++ b/tests/Unit/Factory/Extension/CoreExtensionTest.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace Tests\Unit\Factory\Extension;
 
 use ChamberOrchestra\MenuBundle\Factory\Extension\CoreExtension;
diff --git a/tests/Unit/Factory/Extension/LabelExtensionTest.php b/tests/Unit/Factory/Extension/LabelExtensionTest.php
index de51123..0328dcb 100644
--- a/tests/Unit/Factory/Extension/LabelExtensionTest.php
+++ b/tests/Unit/Factory/Extension/LabelExtensionTest.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace Tests\Unit\Factory\Extension;
 
 use ChamberOrchestra\MenuBundle\Factory\Extension\LabelExtension;
diff --git a/tests/Unit/Factory/Extension/RoutingExtensionTest.php b/tests/Unit/Factory/Extension/RoutingExtensionTest.php
index 1c1f502..d446e29 100644
--- a/tests/Unit/Factory/Extension/RoutingExtensionTest.php
+++ b/tests/Unit/Factory/Extension/RoutingExtensionTest.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace Tests\Unit\Factory\Extension;
 
 use ChamberOrchestra\MenuBundle\Factory\Extension\RoutingExtension;
diff --git a/tests/Unit/Factory/FactoryTest.php b/tests/Unit/Factory/FactoryTest.php
index ede5e1b..68dfd0f 100644
--- a/tests/Unit/Factory/FactoryTest.php
+++ b/tests/Unit/Factory/FactoryTest.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace Tests\Unit\Factory;
 
 use ChamberOrchestra\MenuBundle\Factory\Extension\ExtensionInterface;
diff --git a/tests/Unit/Matcher/MatcherTest.php b/tests/Unit/Matcher/MatcherTest.php
index 05f6bbc..feb756e 100644
--- a/tests/Unit/Matcher/MatcherTest.php
+++ b/tests/Unit/Matcher/MatcherTest.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace Tests\Unit\Matcher;
 
 use ChamberOrchestra\MenuBundle\Matcher\Matcher;
diff --git a/tests/Unit/Matcher/Voter/RouteVoterTest.php b/tests/Unit/Matcher/Voter/RouteVoterTest.php
index 3e2e977..491eabd 100644
--- a/tests/Unit/Matcher/Voter/RouteVoterTest.php
+++ b/tests/Unit/Matcher/Voter/RouteVoterTest.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace Tests\Unit\Matcher\Voter;
 
 use ChamberOrchestra\MenuBundle\Exception\InvalidArgumentException;
diff --git a/tests/Unit/Menu/ItemTest.php b/tests/Unit/Menu/ItemTest.php
index c0a29d1..8d21da6 100644
--- a/tests/Unit/Menu/ItemTest.php
+++ b/tests/Unit/Menu/ItemTest.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace Tests\Unit\Menu;
 
 use ChamberOrchestra\MenuBundle\Menu\Item;
diff --git a/tests/Unit/Menu/MenuBuilderTest.php b/tests/Unit/Menu/MenuBuilderTest.php
index b94e7aa..eafcc50 100644
--- a/tests/Unit/Menu/MenuBuilderTest.php
+++ b/tests/Unit/Menu/MenuBuilderTest.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace Tests\Unit\Menu;
 
 use ChamberOrchestra\MenuBundle\Exception\LogicException;
diff --git a/tests/Unit/Navigation/AbstractCachedNavigationTest.php b/tests/Unit/Navigation/AbstractCachedNavigationTest.php
index a4f3a78..cb6429c 100644
--- a/tests/Unit/Navigation/AbstractCachedNavigationTest.php
+++ b/tests/Unit/Navigation/AbstractCachedNavigationTest.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace Tests\Unit\Navigation;
 
 use ChamberOrchestra\MenuBundle\Menu\MenuBuilder;
diff --git a/tests/Unit/Navigation/ClosureNavigationTest.php b/tests/Unit/Navigation/ClosureNavigationTest.php
index 7ea09a8..ecf4deb 100644
--- a/tests/Unit/Navigation/ClosureNavigationTest.php
+++ b/tests/Unit/Navigation/ClosureNavigationTest.php
@@ -2,6 +2,13 @@
 
 declare(strict_types=1);
 
+/*
+ * This file is part of the ChamberOrchestra package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace Tests\Unit\Navigation;
 
 use ChamberOrchestra\MenuBundle\Menu\MenuBuilder;