diff --git a/examples/http/ntlm-authentication.js b/examples/http/ntlm-authentication.js
index f18f2cbfc..808eaa0ef 100644
--- a/examples/http/ntlm-authentication.js
+++ b/examples/http/ntlm-authentication.js
@@ -1,4 +1,4 @@
-var httpProxy = require('http-proxy');
+var httpProxy = require('../../lib/http-proxy');
 var Agent = require('agentkeepalive');
 
 var agent =  new Agent({