public function validateMaximumDimension(Package $package)
    {
        $dimensions = $this->getDimensionsNormalizer()->normalize($package->getDimensions());
        $maximumDimension = $this->getLengthConverter()->convert($this->get('maximum_dimension'), $this->get('dimensions_unit'), $dimensions->getUnit());
        if ($this->getMath()->greaterThan($dimensions->getLength(), $maximumDimension)) {