diff --git a/app/build.gradle b/app/build.gradle
index 02d000ec..6c61c0fa 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -7,6 +7,8 @@ android {
         applicationId 'com.hayaisoftware.launcher'
         minSdkVersion 15
         targetSdkVersion 22
+        versionCode 3
+        versionName "1.0.2"
     }
     buildTypes {
         release {
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index c0b43b9f..64b129ea 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -1,9 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest
     package="com.hayaisoftware.launcher"
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    android:versionCode="3"
-    android:versionName="1.0.2" >
+    xmlns:android="http://schemas.android.com/apk/res/android">
 
     <uses-sdk
         android:minSdkVersion="15"
diff --git a/app/src/main/java/com/hayaisoftware/launcher/activities/AboutActivity.java b/app/src/main/java/com/hayaisoftware/launcher/activities/AboutActivity.java
index bb2f8524..2ee02e84 100644
--- a/app/src/main/java/com/hayaisoftware/launcher/activities/AboutActivity.java
+++ b/app/src/main/java/com/hayaisoftware/launcher/activities/AboutActivity.java
@@ -16,13 +16,14 @@
 package com.hayaisoftware.launcher.activities;
 
 import android.app.Activity;
-import android.content.res.Resources;
+import android.os.Build;
 import android.os.Bundle;
 import android.view.Menu;
 import android.view.MenuItem;
+import android.widget.TextView;
 
+import com.hayaisoftware.launcher.BuildConfig;
 import com.hayaisoftware.launcher.R;
-import com.hayaisoftware.launcher.StatusBarColorHelper;
 
 public class AboutActivity extends Activity {
 
@@ -30,7 +31,9 @@ public class AboutActivity extends Activity {
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_about);
-
+        TextView aboutTextView=((TextView) findViewById(R.id.about_textview));
+        aboutTextView.setText(aboutTextView.getText().toString().replace("[APP_VERSION]",
+                BuildConfig.VERSION_NAME));
     }
 
 
diff --git a/app/src/main/res/layout/activity_about.xml b/app/src/main/res/layout/activity_about.xml
index bc16152d..3a9a4efd 100644
--- a/app/src/main/res/layout/activity_about.xml
+++ b/app/src/main/res/layout/activity_about.xml
@@ -16,7 +16,7 @@
         android:scrollbars="vertical"
         android:fillViewport="true">
 
-    <TextView android:layout_width="wrap_content" android:layout_height="wrap_content"
+    <TextView android:id="@+id/about_textview" android:layout_width="wrap_content" android:layout_height="wrap_content"
         android:text="@string/about_content"/>
 
     </ScrollView>
diff --git a/app/src/main/res/values-pt/strings.xml b/app/src/main/res/values-pt/strings.xml
index 21376f81..9ae3357a 100644
--- a/app/src/main/res/values-pt/strings.xml
+++ b/app/src/main/res/values-pt/strings.xml
@@ -17,7 +17,7 @@
     <string name="action_about">Sobre</string>
     <string name="action_system_settings">Ajustes do dispositivo</string>
     <string name="activity_not_found">Atividade não encontrada.</string>
-    <string name="title_activity_about">Sobre</string><string name="about_content">Hayai Launcher 1.0.1
+    <string name="title_activity_about">Sobre</string><string name="about_content">Hayai Launcher [APP_VERSION]
 \n
 \nWebsite do projeto:
 \nhttps://github.com/seizonsenryaku/HayaiLauncher
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 836a13e9..ac07e133 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -24,7 +24,7 @@
     <string name="action_system_settings">Device settings</string>
     <string name="activity_not_found">Activity not found.</string>
     <string name="action_about">About</string>
-    <string name="about_content">Hayai Launcher 1.0.1
+    <string name="about_content">Hayai Launcher [APP_VERSION]
 \n
 \nProject Website:
 \nhttps://github.com/seizonsenryaku/HayaiLauncher