diff --git a/src/modern/class/__tests__/ReactES6Class-test.js b/src/modern/class/__tests__/ReactES6Class-test.js
index 807b67b74a..accdd8790c 100644
--- a/src/modern/class/__tests__/ReactES6Class-test.js
+++ b/src/modern/class/__tests__/ReactES6Class-test.js
@@ -22,7 +22,7 @@ describe('ReactES6Class', function() {
 
   beforeEach(function() {
     React = require('React');
-    container = document.createElement();
+    container = document.createElement('div');
     attachedListener = null;
     renderedName = null;
     Inner = class extends React.Component {