diff --git a/core/lib/Drupal/Core/DrupalKernel.php b/core/lib/Drupal/Core/DrupalKernel.php
index 0160119..3e48b75 100644
--- a/core/lib/Drupal/Core/DrupalKernel.php
+++ b/core/lib/Drupal/Core/DrupalKernel.php
@@ -520,6 +520,8 @@ protected function buildContainer() {
     $container->register('class_loader')->setSynthetic(TRUE);
     $container->register('kernel', 'Symfony\Component\HttpKernel\KernelInterface')->setSynthetic(TRUE);
     $container->register('service_container', 'Symfony\Component\DependencyInjection\ContainerInterface')->setSynthetic(TRUE);
+    // Register the kernel-level config storage.
+    $container->set('kernel.config.storage', $this->configStorage);
     $yaml_loader = new YamlFileLoader($container);
     foreach ($this->serviceYamls as $filename) {
       $yaml_loader->load($filename);
diff --git a/core/modules/language/lib/Drupal/language/LanguageServiceProvider.php b/core/modules/language/lib/Drupal/language/LanguageServiceProvider.php
index 4f2681e..f4feb1d 100644
--- a/core/modules/language/lib/Drupal/language/LanguageServiceProvider.php
+++ b/core/modules/language/lib/Drupal/language/LanguageServiceProvider.php
@@ -70,7 +70,7 @@ public function alter(ContainerBuilder $container) {
    */
   protected function isMultilingual(ContainerBuilder $container) {
     $prefix = 'language.entity';
-    $language_ids = array_filter($container->get('config.storage')->listAll($prefix), function($language_id) use ($prefix) {
+    $language_ids = array_filter($container->get('kernel.config.storage')->listAll($prefix), function($language_id) use ($prefix) {
       return $language_id != $prefix . '.' . Language::LANGCODE_NOT_SPECIFIED && $language_id != $prefix . '.' . Language::LANGCODE_NOT_APPLICABLE;
     });
     return count($language_ids) > 1;