diff --git a/android/app/build.gradle.kts b/android/app/build.gradle.kts
index 12375cbae..bd06a98f7 100644
--- a/android/app/build.gradle.kts
+++ b/android/app/build.gradle.kts
@@ -16,6 +16,22 @@ dependencies {
     coreLibraryDesugaring("com.android.tools:desugar_jdk_libs:2.1.4") // For flutter_local_notifications // Workaround for: https://github.com/MaikuB/flutter_local_notifications/issues/2286
 }
 
+
+// Workaround for https://pub.dev/packages/unifiedpush#the-build-fails-because-of-duplicate-classes
+configurations.all {
+    // Use the latest version published: https://central.sonatype.com/artifact/com.google.crypto.tink/tink-android
+    val tink = "com.google.crypto.tink:tink-android:1.17.0"
+    // You can also use the library declaration catalog
+    // val tink = libs.google.tink
+    resolutionStrategy {
+        force(tink)
+        dependencySubstitution {
+            substitute(module("com.google.crypto.tink:tink")).using(module(tink))
+        }
+    }
+}
+
+
 android {
     namespace = "chat.fluffy.fluffychat"
     compileSdk = flutter.compileSdkVersion
diff --git a/android/app/src/main/AndroidManifest.xml b/android/app/src/main/AndroidManifest.xml
index 179341983..167602f73 100644
--- a/android/app/src/main/AndroidManifest.xml
+++ b/android/app/src/main/AndroidManifest.xml
@@ -135,20 +135,6 @@
           </intent-filter>
         </service>
 
-        <receiver android:name="org.unifiedpush.flutter.connector.UnifiedPushReceiver"
-            tools:replace="android:enabled"
-            android:enabled="false">
-        </receiver>
-
-        <receiver android:exported="false"  android:enabled="true"  android:name=".UnifiedPushReceiver">
-            <intent-filter>
-                <action android:name="org.unifiedpush.flutter.connector.MESSAGE"/>
-                <action android:name="org.unifiedpush.flutter.connector.UNREGISTERED"/>
-                <action android:name="org.unifiedpush.flutter.connector.NEW_ENDPOINT"/>
-                <action android:name="org.unifiedpush.flutter.connector.REGISTRATION_FAILED" />
-            </intent-filter>
-        </receiver>
-
         <!-- Don't delete the meta-data below.
              This is used by the Flutter tool to generate GeneratedPluginRegistrant.java -->
         <meta-data
diff --git a/android/app/src/main/kotlin/chat/fluffy/fluffychat/UnifiedPushService.kt b/android/app/src/main/kotlin/chat/fluffy/fluffychat/UnifiedPushService.kt
deleted file mode 100644
index c5d4ba9d7..000000000
--- a/android/app/src/main/kotlin/chat/fluffy/fluffychat/UnifiedPushService.kt
+++ /dev/null
@@ -1,23 +0,0 @@
-package chat.fluffy.fluffychat
-
-import io.flutter.embedding.engine.FlutterEngine
-import io.flutter.embedding.engine.dart.DartExecutor
-import org.unifiedpush.flutter.connector.UnifiedPushReceiver
-
-import android.content.Context
-
-class UnifiedPushReceiver : UnifiedPushReceiver() {
-    override fun getEngine(context: Context): FlutterEngine {
-        var engine = MainActivity.engine
-        if (engine == null) {
-            engine = MainActivity.provideEngine(context)
-            engine.localizationPlugin.sendLocalesToFlutter(
-                context.resources.configuration
-            )
-            engine.dartExecutor.executeDartEntrypoint(
-                DartExecutor.DartEntrypoint.createDefault()
-            )
-        }
-        return engine
-    }
-}
\ No newline at end of file
diff --git a/lib/utils/background_push.dart b/lib/utils/background_push.dart
index e5c690245..ba9596046 100644
--- a/lib/utils/background_push.dart
+++ b/lib/utils/background_push.dart
@@ -94,7 +94,7 @@ class BackgroundPush {
       if (Platform.isAndroid) {
         await UnifiedPush.initialize(
           onNewEndpoint: _newUpEndpoint,
-          onRegistrationFailed: _upUnregistered,
+          onRegistrationFailed: (_, i) => _upUnregistered(i),
           onUnregistered: _upUnregistered,
           onMessage: _onUpMessage,
         );
@@ -352,7 +352,8 @@ class BackgroundPush {
         .registerAppWithDialog();
   }
 
-  Future<void> _newUpEndpoint(String newEndpoint, String i) async {
+  Future<void> _newUpEndpoint(PushEndpoint newPushEndpoint, String i) async {
+    final newEndpoint = newPushEndpoint.url;
     upAction = true;
     if (newEndpoint.isEmpty) {
       await _upUnregistered(i);
@@ -412,7 +413,8 @@ class BackgroundPush {
     }
   }
 
-  Future<void> _onUpMessage(Uint8List message, String i) async {
+  Future<void> _onUpMessage(PushMessage pushMessage, String i) async {
+    final message = pushMessage.content;
     upAction = true;
     final data = Map<String, dynamic>.from(
       json.decode(utf8.decode(message))['notification'],
@@ -446,7 +448,7 @@ class UPFunctions extends UnifiedPushFunctions {
 
   @override
   Future<void> registerApp(String instance) async {
-    await UnifiedPush.registerApp(instance, features);
+    await UnifiedPush.register(instance: instance, features: features);
   }
 
   @override
diff --git a/pubspec.lock b/pubspec.lock
index 161ae9c88..df6893e54 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -2005,26 +2005,26 @@ packages:
     dependency: "direct main"
     description:
       name: unifiedpush
-      sha256: "6dbed5a6305ca33f1865c7a3d814ae39476b79a2d23ca76a5708f023f405730f"
+      sha256: "1418375efb580af9640de4eaf4209cb6481f9a48792648ced3051f30e67d9568"
       url: "https://pub.dev"
     source: hosted
-    version: "5.0.2"
+    version: "6.0.2"
   unifiedpush_android:
     dependency: transitive
     description:
       name: unifiedpush_android
-      sha256: "7443dece0a850ae956514f809983eb2b39fc518c2c7d24dbfe817198bec89134"
+      sha256: "2f25db8eb2fc3183bf2e43db89fff20b2587adc1c361e1d1e06b223a0d45b50a"
       url: "https://pub.dev"
     source: hosted
-    version: "2.3.0"
+    version: "3.1.1"
   unifiedpush_platform_interface:
     dependency: transitive
     description:
       name: unifiedpush_platform_interface
-      sha256: dd588d78a8b2bfc10430e30035526e98caa543d0b7364a6344b5eb4815721c6d
+      sha256: bb49d2748211520e35e0374ab816faa8a2c635267e71909d334ad868d532eba5
       url: "https://pub.dev"
     source: hosted
-    version: "2.0.2"
+    version: "3.0.1"
   unifiedpush_ui:
     dependency: "direct main"
     description:
diff --git a/pubspec.yaml b/pubspec.yaml
index 25dc46a5f..7761490b8 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -80,7 +80,7 @@ dependencies:
   sqlcipher_flutter_libs: ^0.6.7
   swipe_to_action: ^0.3.0
   tor_detector_web: ^1.1.0
-  unifiedpush: ^5.0.1
+  unifiedpush: ^6.0.2
   unifiedpush_ui: ^0.1.0
   universal_html: ^2.2.4
   url_launcher: ^6.3.2