diff --git a/assets/nodejs/worker.js b/assets/nodejs/worker.js
index 7c7b4c4..32c16e4 100644
--- a/assets/nodejs/worker.js
+++ b/assets/nodejs/worker.js
@@ -1,3 +1,5 @@
+// https://github.com/gnh1201/caterpillar
+
 const express = require('express');
 const bodyParser = require('body-parser');
 const net = require('net');