diff --git a/pom.xml b/pom.xml
index 31ae2c5..3f13849 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
   <groupId>info.istlab.IoTP</groupId>
   <artifactId>IoTP</artifactId>
   <packaging>jar</packaging>
-  <version>0.50</version>
+  <version>0.51</version>
   <name>IoTP</name>
   <url>http://maven.apache.org</url>
 
diff --git a/src/main/java/info/istlab/IoTP/Launcher.java b/src/main/java/info/istlab/IoTP/Launcher.java
index fd52266..f61b05d 100644
--- a/src/main/java/info/istlab/IoTP/Launcher.java
+++ b/src/main/java/info/istlab/IoTP/Launcher.java
@@ -31,7 +31,7 @@
 public class Launcher extends JFrame implements MouseInputListener, KeyListener, Runnable {
 
     public static Launcher theapp;
-    public static String version = "0.50";
+    public static String version = "0.51";
     static int reboot_msec = 2000;
     // JPanel mainP;
     File root;
diff --git a/src/main/java/info/istlab/IoTP/MqttWindow.java b/src/main/java/info/istlab/IoTP/MqttWindow.java
index 65a33fa..e925722 100644
--- a/src/main/java/info/istlab/IoTP/MqttWindow.java
+++ b/src/main/java/info/istlab/IoTP/MqttWindow.java
@@ -56,7 +56,7 @@
     public MqttWindow() {
         super("MQTT TestApp");
 
-        brokerjtf = new JTextField("192.168.11.11", 30);
+        brokerjtf = new JTextField("mqtt.istlab.info", 30);
         brokerjtf.addKeyListener(this);
         // brokerjtf = new JTextField("10.104.91.19", 30);
         brokerportjtf = new JTextField("1883", 10);
@@ -71,7 +71,7 @@
         settingP.setLayout(new BoxLayout(settingP, BoxLayout.Y_AXIS));
         JPanel v01p = new JPanel(new BorderLayout());
         v01p.setBorder(BorderFactory
-                .createTitledBorder("Broker ( ex. 192.168.11.11 | mqtt.istlab.info ) and port ( ex. 1883 )"));
+                .createTitledBorder("Broker ( ex. mqtt.istlab.info ) and port ( ex. 1883 )"));
         v01p.add(brokerjtf, BorderLayout.CENTER);
         v01p.add(brokerportjtf, BorderLayout.EAST);
         settingP.add(v01p);