diff --git a/lib/link.js b/lib/link.js
index 75f0300f..ed123864 100644
--- a/lib/link.js
+++ b/lib/link.js
@@ -16,6 +16,7 @@ export default class Link extends Component {
 
   static propTypes = exact({
     href: PropTypes.string,
+    as: PropTypes.string,
     prefetch: PropTypes.bool,
     children: PropTypes.oneOfType([
       PropTypes.element,