private function createTranslation(CategoryInterface $category, $locale)
    {
        $categoryTranslation = $this->categoryTranslationRepository->createNew();
        $categoryTranslation->setLocale($locale);
        $categoryTranslation->setTranslation('');
        $categoryTranslation->setCategory($category);
        $category->addTranslation($categoryTranslation);

        $this->entityManager->persist($categoryTranslation);

        return $categoryTranslation;
    }