diff --git a/lib/master.js b/lib/master.js
index 7a8f16c..63f005b 100644
--- a/lib/master.js
+++ b/lib/master.js
@@ -290,6 +290,7 @@ Master.prototype.start = function(fn){
 
 Master.prototype.startWorker = function(){
   var worker = new Worker(this);
+  this.worker = worker;
   var sock = this.sock = dgram.createSocket('unix_dgram');
   sock.on('listening', worker.start.bind(worker));
   sock.bind(this.clientSocketPath);