diff --git a/app/build.gradle b/app/build.gradle
index bb76d2b..8f8ad4a 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -1,4 +1,5 @@
 apply plugin: 'com.android.application'
+apply plugin: 'com.chaquo.python'
 
 android {
     compileSdkVersion 28
@@ -9,6 +10,16 @@ android {
         versionCode 1
         versionName "1.0"
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+        python {
+            // If Chaquopy fails to find Python on your build machine, enable the following
+            // line and edit it to point to Python 3.4 or later.
+            // buildPython "C:/Python36/python.exe"
+
+            staticProxy "hello"
+        }
+        ndk {
+            abiFilters "armeabi-v7a", "x86"
+        }
     }
     buildTypes {
         release {
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 2a2f5df..4d34f73 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -3,13 +3,14 @@
     xmlns:android="http://schemas.android.com/apk/res/android">
 
     <application
+        android:name="com.chaquo.python.android.PyApplication"
         android:allowBackup="true"
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
         android:theme="@style/AppTheme">
-        <activity android:name=".MainActivity">
+        <activity android:name="hello.MainActivity">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN"/>
 
diff --git a/app/src/main/java/com/chaquo/python/hello/MainActivity.java b/app/src/main/java/com/chaquo/python/hello/MainActivity.java
deleted file mode 100644
index 2ec64d3..0000000
--- a/app/src/main/java/com/chaquo/python/hello/MainActivity.java
+++ /dev/null
@@ -1,13 +0,0 @@
-package com.chaquo.python.hello;
-
-import android.support.v7.app.AppCompatActivity;
-import android.os.Bundle;
-
-public class MainActivity extends AppCompatActivity {
-
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        setContentView(R.layout.activity_main);
-    }
-}
diff --git a/app/src/main/python/hello.py b/app/src/main/python/hello.py
new file mode 100644
index 0000000..6588387
--- /dev/null
+++ b/app/src/main/python/hello.py
@@ -0,0 +1,12 @@
+from android.os import Bundle
+from android.support.v7.app import AppCompatActivity
+from com.chaquo.python.hello import R
+from java import jvoid, Override, static_proxy
+
+
+class MainActivity(static_proxy(AppCompatActivity)):
+
+    @Override(jvoid, [Bundle])
+    def onCreate(self, state):
+        AppCompatActivity.onCreate(self, state)
+        self.setContentView(R.layout.activity_main)
diff --git a/build.gradle b/build.gradle
index a8d1d26..a461dd1 100644
--- a/build.gradle
+++ b/build.gradle
@@ -5,10 +5,15 @@ buildscript {
     repositories {
         google()
         jcenter()
+        maven { url "https://chaquo.com/maven" }
     }
     dependencies {
         classpath 'com.android.tools.build:gradle:3.5.0'
 
+        // Newer versions may be available: please check here:
+        // https://chaquo.com/chaquopy/doc/current/changelog.html
+        classpath 'com.chaquo.python:gradle:6.3.0'
+
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
     }