diff --git a/hardware/Arduino/35-arduino.js b/hardware/Arduino/35-arduino.js
index 5e6302bd..8464312e 100644
--- a/hardware/Arduino/35-arduino.js
+++ b/hardware/Arduino/35-arduino.js
@@ -72,6 +72,7 @@ module.exports = function(RED) {
         if (typeof this.serverConfig === "object") {
             var startup = function() {
                 node.board = node.serverConfig.board;
+                node.board.setMaxListeners(0);
                 node.oldval = "";
                 node.status({fill:"grey",shape:"ring",text:"node-red:common.status.connecting"});
                 var doit = function() {
@@ -146,6 +147,7 @@ module.exports = function(RED) {
         if (typeof node.serverConfig === "object") {
             var startup = function() {
                 node.board = node.serverConfig.board;
+                node.board.setMaxListeners(0);
                 node.status({fill:"grey",shape:"ring",text:"node-red:common.status.connecting"});
                 var doit = function() {
                     node.running = true;
diff --git a/hardware/Arduino/package.json b/hardware/Arduino/package.json
index 45ab3bb0..b1c8e059 100644
--- a/hardware/Arduino/package.json
+++ b/hardware/Arduino/package.json
@@ -1,6 +1,6 @@
 {
     "name"          : "node-red-node-arduino",
-    "version"       : "0.3.0",
+    "version"       : "0.3.1",
     "description"   : "A Node-RED node to talk to an Arduino running firmata",
     "dependencies"  : {
         "firmata"   : "^2.0.0"