diff --git a/lib/Broker.js b/lib/Broker.js
index ea7f23c..5a61f2a 100644
--- a/lib/Broker.js
+++ b/lib/Broker.js
@@ -15,8 +15,6 @@ var putils = require('./utils');
 
 var BaseController = require('./BrokerController');
 
-var HEARTBEAT_LIVENESS = 3;
-
 function Broker(endpoint, conf) {
   this.services = {};
   this.workers = new Map();
@@ -24,6 +22,7 @@ function Broker(endpoint, conf) {
 
   this.conf = {
     heartbeat: 2500,
+    heartbeatLiveness: 3,
     dmode: 'load',
     name: 'B' + uuid.v4(),
     intch: 'tcp://127.0.0.1:55550'
@@ -244,7 +243,7 @@ Broker.prototype.onClient = function(msg) {
       } else if (type === 'worker') {
         var worker = this.workers.get(msg[4]);
         if (worker) {
-          worker.liveness = HEARTBEAT_LIVENESS;
+          worker.liveness = this.conf.heartbeatLiveness;
         }
       }
     } else {
@@ -285,7 +284,7 @@ Broker.prototype.onWorker = function(msg) {
     return;
   }
 
-  worker.liveness = HEARTBEAT_LIVENESS;
+  worker.liveness = this.conf.heartbeatLiveness;
 
   if (type == MDP.W_REPLY || type == MDP.W_REPLY_PARTIAL || type == MDP.W_REPLY_REJECT) {
     var rid = msg[5];
@@ -416,7 +415,7 @@ Broker.prototype.workerRequire = function(workerId) {
 
   var worker = {
     workerId: workerId,
-    liveness: HEARTBEAT_LIVENESS,
+    liveness: this.conf.heartbeatLiveness,
     rids: new Map(),
     opts: {
       concurrency: 100
@@ -516,7 +515,7 @@ Broker.prototype.workersCheck = function() {
       return;
     }
 
-    if (worker.liveness < HEARTBEAT_LIVENESS) {
+    if (worker.liveness < self.conf.heartbeatLiveness) {
       self.send([workerId, MDP.WORKER, MDP.W_HEARTBEAT]);
     }
   });
diff --git a/package.json b/package.json
index 865fba6..45dae82 100644
--- a/package.json
+++ b/package.json
@@ -1,8 +1,8 @@
 {
   "name": "pigato",
-  "version": "0.0.46",
+  "version": "0.0.47",
   "private": false,
-  "description": "An high-performance Node.js microservices framework based on ZeroMQ",
+  "description": "A high-performance Node.js microservices framework based on ZeroMQ",
   "author": "prdn <paolo.ardoino@gmail.com> (http://ardoino.com/)",
   "keywords": [
     "pigato",