protected function addBuilderElements(
        Definition $builderDefinition,
        array $elements,
        $elementType

    ) {
        foreach ($elements as $blockReference) {
            $builderDefinition->addMethodCall(
                'addSitemapElementGenerator',
                [new Reference('elcodi.sitemap_element_generator.' . $elementType . '_' . $blockReference)]
            );
        }

        return $this;
    }