diff --git a/Userland/Libraries/LibWeb/DOM/Element.idl b/Userland/Libraries/LibWeb/DOM/Element.idl
index 6e4eb30cbd..536c4120e9 100644
--- a/Userland/Libraries/LibWeb/DOM/Element.idl
+++ b/Userland/Libraries/LibWeb/DOM/Element.idl
@@ -1,5 +1,7 @@
 interface Element : Node {
     readonly attribute DOMString? namespaceURI;
+    readonly attribute DOMString? prefix;
+    readonly attribute DOMString localName;
     readonly attribute DOMString tagName;
 
     DOMString? getAttribute(DOMString qualifiedName);