public function getQuery()
    {
        $query = parent::getQuery();

        if (!is_null($query)) {
            $query->setHint(
                \Doctrine\ORM\Query::HINT_CUSTOM_OUTPUT_WALKER,
                'Gedmo\\Translatable\\Query\\TreeWalker\\TranslationWalker'
            );
            $query->useQueryCache(false);
        }

        return $query;
    }