diff --git a/core/modules/language/language.install b/core/modules/language/language.install
diff --git a/core/modules/translation_entity/translation_entity.install b/core/modules/translation_entity/translation_entity.install
index 4e7cdd3..50dfacd 100644
--- a/core/modules/translation_entity/translation_entity.install
+++ b/core/modules/translation_entity/translation_entity.install
@@ -55,6 +55,6 @@ function translation_entity_schema() {
  * Implements hook_install().
  */
 function translation_entity_install() {
-  require_once DRUPAL_ROOT . '/core/includes/language.inc';
+  language_negotiation_include();
   language_negotiation_set(LANGUAGE_TYPE_CONTENT, array(LANGUAGE_NEGOTIATION_URL => 0));
 }