diff --git a/core/modules/entity/lib/Drupal/entity/Entity.php b/core/modules/entity/lib/Drupal/entity/Entity.php
index 7e73024..53f1654 100644
--- a/core/modules/entity/lib/Drupal/entity/Entity.php
+++ b/core/modules/entity/lib/Drupal/entity/Entity.php
@@ -220,9 +220,8 @@ class Entity implements EntityInterface {
       return isset($langcode) ? $langcode : $default_language->langcode;
     }
     else {
-      // If there is a langcode defined for this field, just return it. Otherwise
-      // return LANGUAGE_NOT_SPECIFIED.
-      return (isset($this->langcode) ? $this->langcode : LANGUAGE_NOT_SPECIFIED);
+      // For non-translatable the langcode is LANGUAGE_NOT_SPECIFIED.
+      return LANGUAGE_NOT_SPECIFIED;
     }
   }