diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e3d4dd4..80e5436 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -4,6 +4,8 @@ on:
     branches:
       - master
   pull_request:
+    paths-ignore:
+      - "**/*.md"
 
 # Publish using custom workflow
 jobs:
@@ -11,6 +13,13 @@ jobs:
     runs-on: macos-latest
     steps:
       - uses: actions/checkout@v4
+
+      - name: 'Set up Java'
+        uses: actions/setup-java@v3
+        with:
+          java-version: 11
+          distribution: 'temurin'
+
       - uses: dart-lang/setup-dart@v1
       - uses: subosito/flutter-action@v2
         with:
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 09a2134..8b8b696 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,8 +1,10 @@
 ## Next
 
+- Migrate to Java 8 and minSdkVersion 19 [#54](https://github.com/PostHog/posthog-flutter/pull/54)
+
 ## 3.2.0
 
-- Add support to Dart v3.0.0 (#52)[https://github.com/PostHog/posthog-flutter/pull/52]
+- Add support to Dart v3.0.0 [#52](https://github.com/PostHog/posthog-flutter/pull/52)
 
 ## 3.1.0
 
diff --git a/android/build.gradle b/android/build.gradle
index 17a9e09..8b8ff7b 100644
--- a/android/build.gradle
+++ b/android/build.gradle
@@ -1,39 +1,50 @@
-group 'com.posthog.posthog_flutter'
-version '1.0-SNAPSHOT'
-
 buildscript {
     repositories {
         google()
-        jcenter()
+        mavenCentral()
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.2.1'
+        classpath 'com.android.tools.build:gradle:7.4.2'
     }
 }
 
 rootProject.allprojects {
     repositories {
         google()
-        jcenter()
-        maven { url 'https://jitpack.io' }
+        mavenCentral()
     }
 }
 
 apply plugin: 'com.android.library'
 
 android {
-    compileSdkVersion 28
+    compileSdk 33
+
+    // Conditional for compatibility with AGP <4.2.
+    if (project.android.hasProperty("namespace")) {
+        namespace 'com.posthog.posthog_flutter'
+    }
 
     defaultConfig {
-        minSdkVersion 16
-        testInstrumentationRunner 'androidx.test.runner.AndroidJUnitRunner'
+        minSdkVersion 19
+
+        ndk {
+            // Flutter does not currently support building for x86 Android (See Issue 9253).
+            abiFilters("armeabi-v7a", "x86_64", "arm64-v8a")
+        }
     }
+
     lintOptions {
         disable 'InvalidPackage'
     }
 
+    compileOptions {
+        sourceCompatibility = JavaVersion.VERSION_1_8
+        targetCompatibility = JavaVersion.VERSION_1_8
+    }
+
     dependencies {
-        implementation 'com.posthog.android:posthog:2.0.3'
+        api 'com.posthog.android:posthog:2.0.3'
     }
 }
diff --git a/android/gradle/wrapper/gradle-wrapper.properties b/android/gradle/wrapper/gradle-wrapper.properties
index f378d56..3a8b7ec 100644
--- a/android/gradle/wrapper/gradle-wrapper.properties
+++ b/android/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.4.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.6.3-bin.zip
diff --git a/android/src/main/java/com/posthog/posthog_flutter/PosthogFlutterPlugin.java b/android/src/main/java/com/posthog/posthog_flutter/PosthogFlutterPlugin.java
index 1d4eef5..56f83f8 100644
--- a/android/src/main/java/com/posthog/posthog_flutter/PosthogFlutterPlugin.java
+++ b/android/src/main/java/com/posthog/posthog_flutter/PosthogFlutterPlugin.java
@@ -1,34 +1,31 @@
 package com.posthog.posthog_flutter;
 
-import androidx.annotation.NonNull;
+import static com.posthog.android.PostHog.LogLevel;
 
-import android.app.Activity;
 import android.content.Context;
 import android.content.pm.ApplicationInfo;
 import android.content.pm.PackageManager;
-import android.content.SharedPreferences;
 import android.os.Bundle;
 import android.util.Log;
 
+import androidx.annotation.NonNull;
+
+import com.posthog.android.Middleware;
+import com.posthog.android.Options;
 import com.posthog.android.PostHog;
-import com.posthog.android.PostHogContext;
 import com.posthog.android.Properties;
-import com.posthog.android.Options;
-import com.posthog.android.Middleware;
 import com.posthog.android.payloads.BasePayload;
-import static com.posthog.android.PostHog.LogLevel;
 
-import java.util.LinkedHashMap;
 import java.util.HashMap;
 import java.util.Map;
 
+import io.flutter.embedding.engine.plugins.FlutterPlugin;
 import io.flutter.plugin.common.BinaryMessenger;
 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;
-import io.flutter.embedding.engine.plugins.FlutterPlugin;
 
 /** PosthogFlutterPlugin */
 public class PosthogFlutterPlugin implements MethodCallHandler, FlutterPlugin {
@@ -38,6 +35,7 @@ public class PosthogFlutterPlugin implements MethodCallHandler, FlutterPlugin {
   static HashMap<String, Object> appendToContextMiddleware;
 
   /** Plugin registration. */
+  @SuppressWarnings("deprecation")
   public static void registerWith(PluginRegistry.Registrar registrar) {
     final PosthogFlutterPlugin instance = new PosthogFlutterPlugin();
     instance.setupChannels(registrar.context(), registrar.messenger());
@@ -73,8 +71,7 @@ private void setupChannels(Context applicationContext, BinaryMessenger messenger
         posthogBuilder.logLevel(LogLevel.DEBUG);
       }
 
-      // Here we build a middleware that just appends data to the current context
-      // using the [deepMerge] strategy.
+      // Here we build a middleware that just appends data to the current context.
       posthogBuilder.middleware(
         new Middleware() {
           @Override
@@ -308,19 +305,4 @@ private Options buildOptions(HashMap<String, Object> optionsData) {
     Options options = new Options();
     return options;
   }
-
-  // Merges [newMap] into [original], *not* preserving [original]
-  // keys (deep) in case of conflicts.
-  private static Map deepMerge(Map original, Map newMap) {
-    for (Object key : newMap.keySet()) {
-      if (newMap.get(key) instanceof Map && original.get(key) instanceof Map) {
-        Map originalChild = (Map) original.get(key);
-        Map newChild = (Map) newMap.get(key);
-        original.put(key, deepMerge(originalChild, newChild));
-      } else {
-        original.put(key, newMap.get(key));
-      }
-    }
-    return original;
-  }
 }
diff --git a/example/android/app/build.gradle b/example/android/app/build.gradle
index 022b24f..621e2d5 100644
--- a/example/android/app/build.gradle
+++ b/example/android/app/build.gradle
@@ -25,7 +25,9 @@ apply plugin: 'com.android.application'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 
 android {
-    compileSdkVersion 31
+    compileSdk 33
+
+    namespace 'com.posthog.posthog_flutter_example'
 
     lintOptions {
         disable 'InvalidPackage'
@@ -34,11 +36,14 @@ android {
     defaultConfig {
         // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
         applicationId "com.posthog.posthog_flutter_example"
-        minSdkVersion 16
-        targetSdkVersion 28
+        minSdkVersion 19
         versionCode flutterVersionCode.toInteger()
         versionName flutterVersionName
-        testInstrumentationRunner 'androidx.test.runner.AndroidJUnitRunner'
+
+        ndk {
+            // Flutter does not currently support building for x86 Android (See Issue 9253).
+            abiFilters("armeabi-v7a", "x86_64", "arm64-v8a")
+        }
     }
 
     buildTypes {
@@ -48,14 +53,19 @@ android {
             signingConfig signingConfigs.debug
         }
     }
+
+    compileOptions {
+        sourceCompatibility = JavaVersion.VERSION_1_8
+        targetCompatibility = JavaVersion.VERSION_1_8
+    }
+
+    lintOptions {
+        // workaround if using AGP 4.0 on release mode
+        // https://github.com/flutter/flutter/issues/58247
+        checkReleaseBuilds false
+    }
 }
 
 flutter {
     source '../..'
 }
-
-dependencies {
-    testImplementation 'junit:junit:4.12'
-    androidTestImplementation 'androidx.test.ext:junit:1.1.1'
-    androidTestImplementation 'androidx.test.espresso:espresso-core:3.1.0'
-}
diff --git a/example/android/build.gradle b/example/android/build.gradle
index 59d227f..0822484 100644
--- a/example/android/build.gradle
+++ b/example/android/build.gradle
@@ -1,18 +1,18 @@
 buildscript {
     repositories {
         google()
-        jcenter()
+        mavenCentral()
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:4.2.1'
+        classpath 'com.android.tools.build:gradle:7.4.2'
     }
 }
 
 allprojects {
     repositories {
         google()
-        jcenter()
+        mavenCentral()
     }
 }
 
diff --git a/example/android/gradle.properties b/example/android/gradle.properties
index 38c8d45..8e4c009 100644
--- a/example/android/gradle.properties
+++ b/example/android/gradle.properties
@@ -1,4 +1,4 @@
 org.gradle.jvmargs=-Xmx1536M
-android.enableR8=true
 android.useAndroidX=true
+# remove after migrating to Android SDK v3
 android.enableJetifier=true
diff --git a/example/android/gradle/wrapper/gradle-wrapper.properties b/example/android/gradle/wrapper/gradle-wrapper.properties
index 939efa2..068cdb2 100644
--- a/example/android/gradle/wrapper/gradle-wrapper.properties
+++ b/example/android/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,5 @@
-#Fri Jun 23 08:50:38 CEST 2017
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.6.3-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7.1-all.zip