public static function removeSectionLanguages($sectionsFile)
    {
        if (!is_file($sectionsFile)) {
            throw new \InvalidArgumentException(sprintf(
                'Section file "%s" not found.',
                $sectionsFile
            ));
        }

        $sections = Yaml::parse($sectionsFile);

        foreach ($sections as $section => $sectionInfo) {
            $sections[$section]['languages'] = null;
        }

        file_put_contents($sectionsFile, Yaml::dump($sections));
    }