diff --git a/packages/react-router-dom/modules/Link.js b/packages/react-router-dom/modules/Link.js
index 67aea8dc40..47b6802fc5 100644
--- a/packages/react-router-dom/modules/Link.js
+++ b/packages/react-router-dom/modules/Link.js
@@ -59,12 +59,10 @@ class Link extends React.Component {
 
 if (__DEV__) {
   const toType = PropTypes.oneOfType([PropTypes.string, PropTypes.object]);
-  // polyfill for Node
-  const Element = typeof Element === "undefined" ? function() {} : Element;
   const innerRefType = PropTypes.oneOfType([
     PropTypes.string,
     PropTypes.func,
-    PropTypes.shape({ current: PropTypes.instanceOf(Element) })
+    PropTypes.shape({ current: PropTypes.any })
   ]);
 
   Link.propTypes = {