diff --git a/core/core.services.yml b/core/core.services.yml
index 856c198..dcaeaf1 100644
--- a/core/core.services.yml
+++ b/core/core.services.yml
@@ -431,3 +431,6 @@ services:
     class: Drupal\Core\EventSubscriber\SlaveDatabaseIgnoreSubscriber
     tags:
       - {name: event_subscriber}
+  date:
+    class: Drupal\Core\Datetime\Date
+    arguments: ['@config.factory', '@language_manager']
diff --git a/core/lib/Drupal/Core/Datetime/Date.php b/core/lib/Drupal/Core/Datetime/Date.php
index 00d26cf..845aac3 100644
--- a/core/lib/Drupal/Core/Datetime/Date.php
+++ b/core/lib/Drupal/Core/Datetime/Date.php
@@ -11,6 +11,7 @@
 use Drupal\Core\Config\ConfigFactory;
 use Drupal\Core\Datetime\DrupalDateTime;
 use Drupal\Core\Language\Language;
+use Drupal\Core\Language\LanguageManager;
 
 /**
  * Provides a service to handler various date related functionality.
@@ -32,13 +33,23 @@ class Date {
   protected $configFactory;
 
   /**
+   * Language manager for retrieving the default langcode when none is specified.
+   *
+   * @var \Drupal\Core\Language\LanguageManager
+   */
+  protected $languageManager;
+
+  /**
    * Constructs a DateFormats object.
    *
    * @param \Drupal\Core\Config\ConfigFactory $config_factory
    *   The config factory.
+   * @param \Drupal\Core\Language\LanguageManager $language_manager
+   *   The language manager.
    */
-  public function __construct(ConfigFactory $config_factory) {
+  public function __construct(ConfigFactory $config_factory, LanguageManager $language_manager) {
     $this->configFactory = $config_factory;
+    $this->languageManager = $language_manager;
   }
 
   /**
@@ -82,7 +93,7 @@ public function format($timestamp, $type = 'medium', $format = '', $timezone = N
     }
 
     if (empty($langcode)) {
-      $langcode = language(Language::TYPE_INTERFACE)->langcode;
+      $langcode = $this->languageManager->getLanguage(Language::TYPE_URL)->langcode;
     }
 
     // Create a DrupalDateTime object from the timestamp and timezone.