diff --git a/src/Sitemap/Provider/PageUrlProvider.php b/src/Sitemap/Provider/PageUrlProvider.php
index 8bdb12bc3..6ba4c9f77 100644
--- a/src/Sitemap/Provider/PageUrlProvider.php
+++ b/src/Sitemap/Provider/PageUrlProvider.php
@@ -1,5 +1,13 @@
 <?php
 
+/*
+ * This file has been created by developers from BitBag.
+ * Feel free to contact us once you face any issues or want to start
+ * another great project.
+ * You can find more information about us on https://bitbag.shop and write us
+ * an email on mikolaj.krol@bitbag.pl.
+ */
+
 declare(strict_types=1);
 
 namespace BitBag\SyliusCmsPlugin\Sitemap\Provider;
@@ -136,6 +144,7 @@ private function getLocaleCodes(): array
         if (null === $this->channelLocaleCodes) {
             /** @var ChannelInterface $channel */
             $channel = $this->channelContext->getChannel();
+
             $this->channelLocaleCodes = $channel->getLocales()->map(function (LocaleInterface $locale) {
                 return $locale->getCode();
             })->toArray();
@@ -152,30 +161,37 @@ private function getLocaleCodes(): array
     private function createPageUrl(PageInterface $page): SitemapUrlInterface
     {
         $pageUrl = $this->sitemapUrlFactory->createNew();
+
         $pageUrl->setChangeFrequency(ChangeFrequency::daily());
         $pageUrl->setPriority(0.7);
+
         if ($page->getUpdatedAt()) {
             $pageUrl->setLastModification($page->getUpdatedAt());
         } elseif ($page->getCreatedAt()) {
             $pageUrl->setLastModification($page->getCreatedAt());
         }
+
         /** @var PageTranslationInterface $translation */
         foreach ($this->getTranslations($page) as $translation) {
             if (!$translation->getLocale()) {
                 continue;
             }
+
             if (!$this->localeInLocaleCodes($translation)) {
                 continue;
             }
+
             $location = $this->router->generate('bitbag_sylius_cms_plugin_shop_page_show', [
                 'slug' => $translation->getSlug(),
                 '_locale' => $translation->getLocale(),
             ]);
+
             if ($translation->getLocale() === $this->localeContext->getLocaleCode()) {
                 $pageUrl->setLocalization($location);
 
                 continue;
             }
+
             $pageUrl->addAlternative($location, $translation->getLocale());
         }
 
diff --git a/tests/Api/Sitemap/Provider/AbstractTestController.php b/tests/Api/Sitemap/Provider/AbstractTestController.php
index ff16c3577..63874c5a7 100644
--- a/tests/Api/Sitemap/Provider/AbstractTestController.php
+++ b/tests/Api/Sitemap/Provider/AbstractTestController.php
@@ -1,5 +1,15 @@
 <?php
 
+/*
+ * This file has been created by developers from BitBag.
+ * Feel free to contact us once you face any issues or want to start
+ * another great project.
+ * You can find more information about us on https://bitbag.shop and write us
+ * an email on mikolaj.krol@bitbag.pl.
+ */
+
+declare(strict_types=1);
+
 namespace Tests\BitBag\SyliusCmsPlugin\Api\Sitemap\Provider;
 
 use Lakion\ApiTestCase\XmlApiTestCase;
@@ -12,7 +22,6 @@
 
 abstract class AbstractTestController extends XmlApiTestCase
 {
-
     /**
      * @var ChannelInterface
      */
@@ -35,8 +44,10 @@ abstract class AbstractTestController extends XmlApiTestCase
 
     /**
      * @before
+     *
+     * {@inheritdoc}
      */
-    public function setupDatabase()
+    public function setupDatabase(): void
     {
         parent::setUpDatabase();
 
@@ -68,5 +79,4 @@ public function setupDatabase()
         $this->getEntityManager()->persist($this->channel);
         $this->getEntityManager()->flush();
     }
-
 }
diff --git a/tests/Api/Sitemap/Provider/SitemapPageControllerApiLocalesTest.php b/tests/Api/Sitemap/Provider/SitemapPageControllerApiLocalesTest.php
index 965a4f8e1..db08d6e4c 100644
--- a/tests/Api/Sitemap/Provider/SitemapPageControllerApiLocalesTest.php
+++ b/tests/Api/Sitemap/Provider/SitemapPageControllerApiLocalesTest.php
@@ -1,16 +1,27 @@
 <?php
 
+/*
+ * This file has been created by developers from BitBag.
+ * Feel free to contact us once you face any issues or want to start
+ * another great project.
+ * You can find more information about us on https://bitbag.shop and write us
+ * an email on mikolaj.krol@bitbag.pl.
+ */
+
+declare(strict_types=1);
+
 namespace Tests\BitBag\SyliusCmsPlugin\Api\Sitemap\Provider;
 
 use BitBag\SyliusCmsPlugin\Entity\Page;
 
 class SitemapPageControllerApiLocalesTest extends AbstractTestController
 {
-
     /**
      * @before
+     *
+     * {@inheritdoc}
      */
-    public function setUpDatabase()
+    public function setUpDatabase(): void
     {
         parent::setUpDatabase();
 
@@ -63,11 +74,10 @@ public function setUpDatabase()
         $this->getEntityManager()->flush();
     }
 
-    public function testShowActionResponse()
+    public function testShowActionResponse(): void
     {
         $this->client->request('GET', '/sitemap/cms_pages.xml');
         $response = $this->client->getResponse();
         $this->assertResponse($response, 'show_sitemap_pages_locale');
     }
-
 }
diff --git a/tests/Api/Sitemap/Provider/SitemapPageControllerApiTest.php b/tests/Api/Sitemap/Provider/SitemapPageControllerApiTest.php
index a67bcf044..c87864b38 100644
--- a/tests/Api/Sitemap/Provider/SitemapPageControllerApiTest.php
+++ b/tests/Api/Sitemap/Provider/SitemapPageControllerApiTest.php
@@ -1,16 +1,27 @@
 <?php
 
+/*
+ * This file has been created by developers from BitBag.
+ * Feel free to contact us once you face any issues or want to start
+ * another great project.
+ * You can find more information about us on https://bitbag.shop and write us
+ * an email on mikolaj.krol@bitbag.pl.
+ */
+
+declare(strict_types=1);
+
 namespace Tests\BitBag\SyliusCmsPlugin\Api\Sitemap\Provider;
 
 use BitBag\SyliusCmsPlugin\Entity\Page;
 
 class SitemapPageControllerApiTest extends AbstractTestController
 {
-
     /**
      * @before
+     *
+     * {@inheritdoc}
      */
-    public function setUpDatabase()
+    public function setUpDatabase(): void
     {
         parent::setUpDatabase();
 
@@ -20,12 +31,14 @@ public function setUpDatabase()
         $page->setCode('test-code');
         $page->setSlug('test');
         $this->getEntityManager()->persist($page);
+
         $page = new Page();
         $page->setCurrentLocale('en_US');
         $page->setName('Mock');
         $page->setCode('mock-code');
         $page->setSlug('mock');
         $this->getEntityManager()->persist($page);
+
         $page = new Page();
         $page->setCurrentLocale('en_US');
         $page->setName('Test 2');
@@ -36,11 +49,10 @@ public function setUpDatabase()
         $this->getEntityManager()->flush();
     }
 
-    public function testShowActionResponse()
+    public function testShowActionResponse(): void
     {
         $this->client->request('GET', '/sitemap/cms_pages.xml');
         $response = $this->client->getResponse();
         $this->assertResponse($response, 'show_sitemap_pages');
     }
-
 }