diff --git a/test/config.js b/test/config.js
index 0c84f2a..1c2dd1f 100644
--- a/test/config.js
+++ b/test/config.js
@@ -1,7 +1,5 @@
 'use strict';
 
-var sys = require('sys');
-
 var config = {
   publicKey: process.env.OMISE_PUBLIC_KEY,
   secretKey: process.env.OMISE_SECRET_KEY