diff --git a/core/modules/language/language.module b/core/modules/language/language.module
index 5a7f000..e6bf8e6 100644
--- a/core/modules/language/language.module
+++ b/core/modules/language/language.module
@@ -516,8 +516,8 @@ function language_entity_field_access($operation, FieldDefinitionInterface $fiel
   // Without items we can not decide whether or not to allow access.
   if ($items) {
     // Check if we are dealing with a langcode field.
-    $entity_type = \Drupal::entityManager()->getDefinition($field_definition->getTargetEntityTypeId());
-    if ($field_definition->getName() == $entity_type->getKey('langcode')) {
+    $langcode_key = $items->getEntity()->getEntityType()->getKey('langcode');
+    if ($field_definition->getName() == $langcode_key)) {
       // Grant access depending on whether the entity language can be altered.
       $entity = $items->getEntity();
       $config = ContentLanguageSettings::loadByEntityTypeBundle($entity->getEntityTypeId(), $entity->bundle());