diff --git a/test/setup.js b/test/setup.js
index 31e9669..4e3ef2c 100644
--- a/test/setup.js
+++ b/test/setup.js
@@ -1,7 +1,5 @@
 'use strict';
 
-require('co-mocha')(require('mocha')); // monkey patch mocha for generators
-
 const expect = require('chai').expect;
 const sinon = require('sinon');