diff --git a/Classes/Controller/BackendModuleController.php b/Classes/Controller/BackendModuleController.php
index d521a070c..95c868d35 100644
--- a/Classes/Controller/BackendModuleController.php
+++ b/Classes/Controller/BackendModuleController.php
@@ -708,7 +708,7 @@ protected function getLanguages()
     {
         $languages = [];
 
-        $queryBuilder = Db::getQueryBuilder('sys_language');
+        $queryBuilder = Db::getQueryBuilder('tx_kesearch_index');
         $languageRows = $queryBuilder
             ->select('language')
             ->from('tx_kesearch_index')