diff --git a/lib/websocket-tracker.js b/lib/websocket-tracker.js
index 249786f..b5233b4 100644
--- a/lib/websocket-tracker.js
+++ b/lib/websocket-tracker.js
@@ -233,10 +233,13 @@ WebSocketTracker.prototype._onSocketError = function (err) {
 WebSocketTracker.prototype._startReconnectTimer = function () {
   var self = this
   var ms = Math.floor(Math.random() * RECONNECT_VARIANCE) + RECONNECT_MINIMUM
-  setTimeout(function () {
+
+  var reconnectTimer = setTimeout(function () {
     self.destroyed = false
     self._openSocket()
   }, ms)
+  if (reconnectTimer.unref) reconnectTimer.unref()
+
   debug('reconnecting socket in %s ms', ms)
 }