diff --git a/partner-trustlink.js b/partner-trustlink.js
index 2a4ebda..0a26c4e 100644
--- a/partner-trustlink.js
+++ b/partner-trustlink.js
@@ -6,6 +6,7 @@ var xor = require('base64-xor');
 var http = require('http');
 var xml = require('xml');
 var xml2js = require('xml2js').parseString;
+var redis = require('redis');
 
 var max_retry = 0;
 var sleep_before_retry = 2000;