Magento 2 : How to add add custom link to toplinks

<referenceBlock name="top.links">
<block class="Magento\Framework\View\Element\Html\Link\Current" name="contact-us">
<arguments>
<argument name="label" xsi:type="string">Contact Us</argument>
<argument name="path" xsi:type="string">contact-us</argument>
</arguments>
</block>
</referenceBlock>