public function setDefaultJpegQuality($value)
    {
        if ($this->valn->integer($value, 0, 100)) {
            $value = (int) $value;
            $this->config->set('concrete.misc.default_jpeg_image_compression', $value);
            $this->config->save('concrete.misc.default_jpeg_image_compression', $value);
        }

        return $this;
    }