diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7edf823..f61225d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.5.0 - 03 Oct 2021
+
+* Update Android code to remove deprecation warning
+
 ## 0.4.3 - 15 Sept 2021
 
 * removed debug print statement
diff --git a/README.md b/README.md
index 81cd8d2..2a4c28f 100644
--- a/README.md
+++ b/README.md
@@ -23,6 +23,9 @@ Since GNU/Linux and POSIX doesn't provide a standard API for getting the preferr
 
 ## Updates
 
+### Oct 2021
+Updated the code and APIs used by Flutter for an Android plugin - this was the source of the Deprecated API warning in the Android build.
+
 ### July 2021
 Add beta support for Linux
 
diff --git a/android/build.gradle b/android/build.gradle
index c9f4500..fee8bd4 100644
--- a/android/build.gradle
+++ b/android/build.gradle
@@ -17,6 +17,15 @@ rootProject.allprojects {
         google()
         jcenter()
     }
+
+    /*
+    gradle.projectsEvaluated {
+        tasks.withType(JavaCompile) {
+            options.compilerArgs << "-Xlint:deprecation"
+        }
+    }
+    */
+
 }
 
 apply plugin: 'com.android.library'
diff --git a/android/src/main/java/com/example/devicelocale/DevicelocalePlugin.java b/android/src/main/java/com/example/devicelocale/DevicelocalePlugin.java
index 7f91adc..40d005f 100644
--- a/android/src/main/java/com/example/devicelocale/DevicelocalePlugin.java
+++ b/android/src/main/java/com/example/devicelocale/DevicelocalePlugin.java
@@ -1,14 +1,14 @@
 package com.example.devicelocale;
 
 import androidx.annotation.NonNull;
-import androidx.core.os.LocaleListCompat;
+
+import io.flutter.embedding.engine.plugins.FlutterPlugin;
 import io.flutter.plugin.common.MethodCall;
 import io.flutter.plugin.common.MethodChannel;
 import io.flutter.plugin.common.MethodChannel.MethodCallHandler;
 import io.flutter.plugin.common.MethodChannel.Result;
-import io.flutter.plugin.common.PluginRegistry.Registrar;
-import io.flutter.embedding.engine.plugins.FlutterPlugin;
-import io.flutter.plugin.common.BinaryMessenger;
+
+import androidx.core.os.LocaleListCompat;
 import android.content.Context;
 import android.content.ContextWrapper;
 import java.util.ArrayList;
@@ -20,36 +20,19 @@
  */
 public class DevicelocalePlugin implements MethodCallHandler, FlutterPlugin {
 
-  private Context applicationContext;
-  private MethodChannel methodChannel;
-
-  /**
-   * Plugin registration.
-   */
-  public static void registerWith(Registrar registrar) {
-    final DevicelocalePlugin instance = new DevicelocalePlugin();
-    instance.onAttachedToEngine(registrar.context(), registrar.messenger());
-  }
+  private MethodChannel channel;
 
   @Override
-  public void onAttachedToEngine(FlutterPluginBinding binding) {
-    onAttachedToEngine(binding.getApplicationContext(), binding.getBinaryMessenger());
+  public void onAttachedToEngine(@NonNull FlutterPluginBinding flutterPluginBinding) {
+    channel = new MethodChannel(flutterPluginBinding.getBinaryMessenger(), "uk.spiralarm.flutter/devicelocale");
+    channel.setMethodCallHandler(this);
   }
 
   @Override
   public void onDetachedFromEngine(FlutterPluginBinding binding) {
-    applicationContext = null;
-    methodChannel.setMethodCallHandler(null);
-    methodChannel = null;
+    channel.setMethodCallHandler(null);
   }  
 
-  private void onAttachedToEngine(Context applicationContext, BinaryMessenger messenger) {
-    this.applicationContext = applicationContext;
-    methodChannel = new MethodChannel(messenger, "uk.spiralarm.flutter/devicelocale");
-    methodChannel.setMethodCallHandler(this);
-  }
-
-
   @Override
   public void onMethodCall(MethodCall call, @NonNull Result result) {
     String method = call.method;
diff --git a/example/ios/Flutter/AppFrameworkInfo.plist b/example/ios/Flutter/AppFrameworkInfo.plist
index 9367d48..8d4492f 100644
--- a/example/ios/Flutter/AppFrameworkInfo.plist
+++ b/example/ios/Flutter/AppFrameworkInfo.plist
@@ -21,6 +21,6 @@
   <key>CFBundleVersion</key>
   <string>1.0</string>
   <key>MinimumOSVersion</key>
-  <string>8.0</string>
+  <string>9.0</string>
 </dict>
 </plist>
diff --git a/example/ios/Podfile.lock b/example/ios/Podfile.lock
index 4620137..78b4754 100644
--- a/example/ios/Podfile.lock
+++ b/example/ios/Podfile.lock
@@ -15,7 +15,7 @@ EXTERNAL SOURCES:
 
 SPEC CHECKSUMS:
   devicelocale: b22617f40038496deffba44747101255cee005b0
-  Flutter: 434fef37c0980e73bb6479ef766c45957d4b510c
+  Flutter: 50d75fe2f02b26cc09d224853bb45737f8b3214a
 
 PODFILE CHECKSUM: 8e679eca47255a8ca8067c4c67aab20e64cb974d
 
diff --git a/pubspec.yaml b/pubspec.yaml
index 0e94b29..ff9e631 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: devicelocale
 description: A Flutter package that can be used to extract the locales that are currently defined on a device with the current locale set as the first in the list.
-version: 0.4.3
+version: 0.5.0
 homepage: https://github.com/magnatronus/flutter-devicelocale
 
 environment: