diff --git a/core/modules/utils/fakedom.js b/core/modules/utils/fakedom.js
index 590a7ffe0..d28161ac6 100755
--- a/core/modules/utils/fakedom.js
+++ b/core/modules/utils/fakedom.js
@@ -42,7 +42,7 @@ var TW_TextNode = function(text) {
 	this.textContent = text + "";
 };
 
-TW_TextNode.prototype = Object.create(TW_Node.prototype);
+Object.setPrototypeOf(TW_TextNode,TW_Node.prototype);
 
 Object.defineProperty(TW_TextNode.prototype, "nodeType", {
 	get: function() {
@@ -67,7 +67,7 @@ var TW_Element = function(tag,namespace) {
 	this.namespaceURI = namespace || "http://www.w3.org/1999/xhtml";
 };
 
-TW_Element.prototype = Object.create(TW_Node.prototype);
+Object.setPrototypeOf(TW_Element,TW_Node.prototype);
 
 Object.defineProperty(TW_Element.prototype, "style", {
 	get: function() {