diff --git a/src/DependencyInjection/CompilerPass/MercureTopicsProviderPass.php b/src/DependencyInjection/CompilerPass/MercureTopicsProviderPass.php
index 2320a0d94..d4803fe2e 100644
--- a/src/DependencyInjection/CompilerPass/MercureTopicsProviderPass.php
+++ b/src/DependencyInjection/CompilerPass/MercureTopicsProviderPass.php
@@ -17,8 +17,8 @@
 namespace Pimcore\Bundle\StudioBackendBundle\DependencyInjection\CompilerPass;
 
 use Pimcore\Bundle\StudioBackendBundle\Exception\MustImplementInterfaceException;
-use Pimcore\Bundle\StudioBackendBundle\Mercure\Provider\ServerTopicProviderInterface;
 use Pimcore\Bundle\StudioBackendBundle\Mercure\Provider\ClientTopicProviderInterface;
+use Pimcore\Bundle\StudioBackendBundle\Mercure\Provider\ServerTopicProviderInterface;
 use Pimcore\Bundle\StudioBackendBundle\Mercure\Service\Loader\TaggedIteratorAdapter;
 use Pimcore\Bundle\StudioBackendBundle\Util\Traits\MustImplementInterfaceTrait;
 use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
diff --git a/src/Mercure/Controller/JwtController.php b/src/Mercure/Controller/JwtController.php
index bd30434c1..ac283f27f 100644
--- a/src/Mercure/Controller/JwtController.php
+++ b/src/Mercure/Controller/JwtController.php
@@ -54,6 +54,7 @@ public function auth(): Response
         $res->headers->setCookie(
             $this->createCookie(0)
         );
+
         return $res;
     }
 
diff --git a/src/Mercure/Model/TopicCollection.php b/src/Mercure/Model/TopicCollection.php
index b7ad5a673..40b96df87 100644
--- a/src/Mercure/Model/TopicCollection.php
+++ b/src/Mercure/Model/TopicCollection.php
@@ -1,6 +1,19 @@
 <?php
 declare(strict_types=1);
 
+/**
+ * Pimcore
+ *
+ * This source file is available under two different licenses:
+ * - GNU General Public License version 3 (GPLv3)
+ * - Pimcore Commercial License (PCL)
+ * Full copyright and license information is available in
+ * LICENSE.md which is distributed with this source code.
+ *
+ *  @copyright  Copyright (c) Pimcore GmbH (http://www.pimcore.org)
+ *  @license    http://www.pimcore.org/license     GPLv3 and PCL
+ */
+
 namespace Pimcore\Bundle\StudioBackendBundle\Mercure\Model;
 
 /**
@@ -18,12 +31,14 @@ public function __construct(
 
     /**
      * @param string|array<string> $topics
+     *
      * @return void
      */
     public function addServerPublishableTopic(string|array $topics): void
     {
         if (is_array($topics)) {
             $this->serverPublishableTopics = array_merge($this->serverPublishableTopics, $topics);
+
             return;
         }
 
@@ -32,12 +47,14 @@ public function addServerPublishableTopic(string|array $topics): void
 
     /**
      * @param string|array<string> $topics
+     *
      * @return void
      */
     public function addServerSubscribableTopic(string|array $topics): void
     {
         if (is_array($topics)) {
             $this->serverSubscribableTopics = array_merge($this->serverSubscribableTopics, $topics);
+
             return;
         }
 
@@ -46,12 +63,14 @@ public function addServerSubscribableTopic(string|array $topics): void
 
     /**
      * @param string|array<string> $topics
+     *
      * @return void
      */
     public function addClientPublishableTopic(string|array $topics): void
     {
         if (is_array($topics)) {
             $this->clientPublishableTopics = array_merge($this->clientPublishableTopics, $topics);
+
             return;
         }
 
@@ -60,12 +79,14 @@ public function addClientPublishableTopic(string|array $topics): void
 
     /**
      * @param string|array<string> $topics
+     *
      * @return void
      */
     public function addClientSubscribableTopic(string|array $topics): void
     {
         if (is_array($topics)) {
             $this->clientSubscribableTopics = array_merge($this->clientSubscribableTopics, $topics);
+
             return;
         }
 
@@ -103,4 +124,4 @@ public function getClientSubscribableTopics(): array
     {
         return array_unique($this->clientSubscribableTopics);
     }
-}
\ No newline at end of file
+}
diff --git a/src/Mercure/Provider/ClientTopicProviderInterface.php b/src/Mercure/Provider/ClientTopicProviderInterface.php
index f2dbdb874..cc08cb4d7 100644
--- a/src/Mercure/Provider/ClientTopicProviderInterface.php
+++ b/src/Mercure/Provider/ClientTopicProviderInterface.php
@@ -1,6 +1,19 @@
 <?php
 declare(strict_types=1);
 
+/**
+ * Pimcore
+ *
+ * This source file is available under two different licenses:
+ * - GNU General Public License version 3 (GPLv3)
+ * - Pimcore Commercial License (PCL)
+ * Full copyright and license information is available in
+ * LICENSE.md which is distributed with this source code.
+ *
+ *  @copyright  Copyright (c) Pimcore GmbH (http://www.pimcore.org)
+ *  @license    http://www.pimcore.org/license     GPLv3 and PCL
+ */
+
 namespace Pimcore\Bundle\StudioBackendBundle\Mercure\Provider;
 
 interface ClientTopicProviderInterface
diff --git a/src/Mercure/Provider/ServerTopicProviderInterface.php b/src/Mercure/Provider/ServerTopicProviderInterface.php
index 2b4bfb959..15b1b028a 100644
--- a/src/Mercure/Provider/ServerTopicProviderInterface.php
+++ b/src/Mercure/Provider/ServerTopicProviderInterface.php
@@ -1,6 +1,19 @@
 <?php
 declare(strict_types=1);
 
+/**
+ * Pimcore
+ *
+ * This source file is available under two different licenses:
+ * - GNU General Public License version 3 (GPLv3)
+ * - Pimcore Commercial License (PCL)
+ * Full copyright and license information is available in
+ * LICENSE.md which is distributed with this source code.
+ *
+ *  @copyright  Copyright (c) Pimcore GmbH (http://www.pimcore.org)
+ *  @license    http://www.pimcore.org/license     GPLv3 and PCL
+ */
+
 namespace Pimcore\Bundle\StudioBackendBundle\Mercure\Provider;
 
 interface ServerTopicProviderInterface
diff --git a/src/Mercure/Service/ClientTokenService.php b/src/Mercure/Service/ClientTokenService.php
index fae8e15fe..9cda5b280 100644
--- a/src/Mercure/Service/ClientTokenService.php
+++ b/src/Mercure/Service/ClientTokenService.php
@@ -1,6 +1,19 @@
 <?php
 declare(strict_types=1);
 
+/**
+ * Pimcore
+ *
+ * This source file is available under two different licenses:
+ * - GNU General Public License version 3 (GPLv3)
+ * - Pimcore Commercial License (PCL)
+ * Full copyright and license information is available in
+ * LICENSE.md which is distributed with this source code.
+ *
+ *  @copyright  Copyright (c) Pimcore GmbH (http://www.pimcore.org)
+ *  @license    http://www.pimcore.org/license     GPLv3 and PCL
+ */
+
 namespace Pimcore\Bundle\StudioBackendBundle\Mercure\Service;
 
 use Pimcore\Bundle\StudioBackendBundle\Mercure\Model\TopicCollection;
diff --git a/src/Mercure/Service/Loader/TaggedIteratorAdapter.php b/src/Mercure/Service/Loader/TaggedIteratorAdapter.php
index fc74163b5..ae95d3a2e 100644
--- a/src/Mercure/Service/Loader/TaggedIteratorAdapter.php
+++ b/src/Mercure/Service/Loader/TaggedIteratorAdapter.php
@@ -17,8 +17,8 @@
 namespace Pimcore\Bundle\StudioBackendBundle\Mercure\Service\Loader;
 
 use Pimcore\Bundle\StudioBackendBundle\Mercure\Model\TopicCollection;
-use Pimcore\Bundle\StudioBackendBundle\Mercure\Provider\ServerTopicProviderInterface;
 use Pimcore\Bundle\StudioBackendBundle\Mercure\Provider\ClientTopicProviderInterface;
+use Pimcore\Bundle\StudioBackendBundle\Mercure\Provider\ServerTopicProviderInterface;
 use Symfony\Component\DependencyInjection\Attribute\TaggedIterator;
 
 /**
@@ -48,6 +48,7 @@ public function loadTopics(): TopicCollection
                 $collection->addClientSubscribableTopic($topicProvider->getClientSubscribableTopic());
             }
         }
+
         return $collection;
     }
 }
diff --git a/src/Mercure/Service/Loader/TopicLoaderInterface.php b/src/Mercure/Service/Loader/TopicLoaderInterface.php
index f777106b4..126fff6d8 100644
--- a/src/Mercure/Service/Loader/TopicLoaderInterface.php
+++ b/src/Mercure/Service/Loader/TopicLoaderInterface.php
@@ -1,6 +1,19 @@
 <?php
 declare(strict_types=1);
 
+/**
+ * Pimcore
+ *
+ * This source file is available under two different licenses:
+ * - GNU General Public License version 3 (GPLv3)
+ * - Pimcore Commercial License (PCL)
+ * Full copyright and license information is available in
+ * LICENSE.md which is distributed with this source code.
+ *
+ *  @copyright  Copyright (c) Pimcore GmbH (http://www.pimcore.org)
+ *  @license    http://www.pimcore.org/license     GPLv3 and PCL
+ */
+
 namespace Pimcore\Bundle\StudioBackendBundle\Mercure\Service\Loader;
 
 use Pimcore\Bundle\StudioBackendBundle\Mercure\Model\TopicCollection;
@@ -14,4 +27,4 @@ interface TopicLoaderInterface
      * @return TopicCollection
      */
     public function loadTopics(): TopicCollection;
-}
\ No newline at end of file
+}
diff --git a/src/Mercure/Service/PublishService.php b/src/Mercure/Service/PublishService.php
index 15442b443..2c7124d3f 100644
--- a/src/Mercure/Service/PublishService.php
+++ b/src/Mercure/Service/PublishService.php
@@ -1,6 +1,19 @@
 <?php
 declare(strict_types=1);
 
+/**
+ * Pimcore
+ *
+ * This source file is available under two different licenses:
+ * - GNU General Public License version 3 (GPLv3)
+ * - Pimcore Commercial License (PCL)
+ * Full copyright and license information is available in
+ * LICENSE.md which is distributed with this source code.
+ *
+ *  @copyright  Copyright (c) Pimcore GmbH (http://www.pimcore.org)
+ *  @license    http://www.pimcore.org/license     GPLv3 and PCL
+ */
+
 namespace Pimcore\Bundle\StudioBackendBundle\Mercure\Service;
 
 use JsonException;
@@ -19,6 +32,7 @@ public function __construct(
 
     /**
      * @param string|array<string> $topics
+     *
      * @throws JsonEncodingException
      */
     public function publish(
diff --git a/src/Mercure/Service/PublishServiceInterface.php b/src/Mercure/Service/PublishServiceInterface.php
index 52ee18251..4421608b2 100644
--- a/src/Mercure/Service/PublishServiceInterface.php
+++ b/src/Mercure/Service/PublishServiceInterface.php
@@ -1,6 +1,19 @@
 <?php
 declare(strict_types=1);
 
+/**
+ * Pimcore
+ *
+ * This source file is available under two different licenses:
+ * - GNU General Public License version 3 (GPLv3)
+ * - Pimcore Commercial License (PCL)
+ * Full copyright and license information is available in
+ * LICENSE.md which is distributed with this source code.
+ *
+ *  @copyright  Copyright (c) Pimcore GmbH (http://www.pimcore.org)
+ *  @license    http://www.pimcore.org/license     GPLv3 and PCL
+ */
+
 namespace Pimcore\Bundle\StudioBackendBundle\Mercure\Service;
 
 use Pimcore\Bundle\StudioBackendBundle\Exception\JsonEncodingException;
@@ -9,6 +22,7 @@ interface PublishServiceInterface
 {
     /**
      * @param string|array<string> $topics
+     *
      * @throws JsonEncodingException
      */
     public function publish(
diff --git a/src/Mercure/Service/ServerTokenService.php b/src/Mercure/Service/ServerTokenService.php
index 0d435274e..bbef7fed5 100644
--- a/src/Mercure/Service/ServerTokenService.php
+++ b/src/Mercure/Service/ServerTokenService.php
@@ -1,6 +1,19 @@
 <?php
 declare(strict_types=1);
 
+/**
+ * Pimcore
+ *
+ * This source file is available under two different licenses:
+ * - GNU General Public License version 3 (GPLv3)
+ * - Pimcore Commercial License (PCL)
+ * Full copyright and license information is available in
+ * LICENSE.md which is distributed with this source code.
+ *
+ *  @copyright  Copyright (c) Pimcore GmbH (http://www.pimcore.org)
+ *  @license    http://www.pimcore.org/license     GPLv3 and PCL
+ */
+
 namespace Pimcore\Bundle\StudioBackendBundle\Mercure\Service;
 
 use Pimcore\Bundle\StudioBackendBundle\Mercure\Model\TopicCollection;