Index: tests/qunit/index.html
===================================================================
--- tests/qunit/index.html	(revision 46384)
+++ tests/qunit/index.html	(working copy)
@@ -24,6 +24,8 @@
 			};
 		</script>
 		<script src="../../build/wp-includes/js/wp-util.js"></script>
+		<script src="../../build/wp-includes/js/dist/vendor/wp-polyfill.js"></script>
+		<script src="../../build/wp-includes/js/dist/dom-ready.js"></script>
 		<script src="../../build/wp-includes/js/dist/a11y.js"></script>
 		<script>
 			window._wpMediaModelsL10n = {"settings":{"ajaxurl":"\/wp-admin\/admin-ajax.php","post":{"id":0}}};