diff -Nuar a/vendor/magento/module-sitemap/Model/Observer.php b/vendor/magento/module-sitemap/Model/Observer.php
index af5d58c9653..5cf439e9318 100644
--- a/vendor/magento/module-sitemap/Model/Observer.php
+++ b/vendor/magento/module-sitemap/Model/Observer.php
@@ -3,12 +3,16 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
+
 namespace Magento\Sitemap\Model;
 
-use Magento\Sitemap\Model\EmailNotification as SitemapEmail;
+use Magento\Framework\App\Area;
 use Magento\Framework\App\Config\ScopeConfigInterface;
+use Magento\Sitemap\Model\EmailNotification as SitemapEmail;
 use Magento\Framework\App\ObjectManager;
 use Magento\Sitemap\Model\ResourceModel\Sitemap\CollectionFactory;
+use Magento\Store\Model\App\Emulation;
 use Magento\Store\Model\ScopeInterface;
 use Psr\Log\LoggerInterface;
 
@@ -73,23 +77,31 @@ class Observer
      */
     private $logger;
 
+    /**
+     * @var Emulation
+     */
+    private $appEmulation;
+
     /**
      * Observer constructor.
      * @param ScopeConfigInterface $scopeConfig
      * @param CollectionFactory $collectionFactory
      * @param EmailNotification $emailNotification
      * @param LoggerInterface|null $logger
+     * @param Emulation $appEmulation
      */
     public function __construct(
         ScopeConfigInterface $scopeConfig,
         CollectionFactory $collectionFactory,
         SitemapEmail $emailNotification,
-        LoggerInterface $logger = null
+        LoggerInterface $logger = null,
+        Emulation $appEmulation
     ) {
         $this->scopeConfig = $scopeConfig;
         $this->collectionFactory = $collectionFactory;
         $this->emailNotification = $emailNotification;
         $this->logger = $logger ?: ObjectManager::getInstance()->get(LoggerInterface::class);
+        $this->appEmulation = $appEmulation;
     }
 
     /**
@@ -121,10 +133,17 @@ class Observer
         foreach ($collection as $sitemap) {
             /* @var $sitemap \Magento\Sitemap\Model\Sitemap */
             try {
+                $this->appEmulation->startEnvironmentEmulation(
+                    $sitemap->getStoreId(),
+                    Area::AREA_FRONTEND,
+                    true
+                );
                 $sitemap->generateXml();
             } catch (\Exception $e) {
                 $sitemapsWithError[] = $sitemap;
                 $errors[] = $e->getMessage();
+            } finally {
+                $this->appEmulation->stopEnvironmentEmulation();
             }
         }