diff --git a/src/core/__tests__/ReactIdentity-test.js b/src/core/__tests__/ReactIdentity-test.js
index f65a53a170..8e00f1ebb0 100644
--- a/src/core/__tests__/ReactIdentity-test.js
+++ b/src/core/__tests__/ReactIdentity-test.js
@@ -26,7 +26,7 @@ var reactComponentExpect;
 describe('ReactIdentity', function() {
 
   beforeEach(function() {
-    require('mock-modules').autoMockOff().dumpCache();
+    require('mock-modules').dumpCache();
     React = require('React');
     ReactTestUtils = require('ReactTestUtils');
     reactComponentExpect = require('reactComponentExpect');