diff --git a/flutter_client/android/app/src/main/AndroidManifest.xml b/flutter_client/android/app/src/main/AndroidManifest.xml
index f341429d..0cb708d7 100644
--- a/flutter_client/android/app/src/main/AndroidManifest.xml
+++ b/flutter_client/android/app/src/main/AndroidManifest.xml
@@ -1,8 +1,14 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android">
+    <!-- Used in all build flavours (debug / profile / release). -->
     <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
     <uses-permission android:name="android.permission.WAKE_LOCK" />
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE_MEDIA_PLAYBACK" />
+    <!-- Android 13+ requires this to be declared AND prompted at runtime
+         for the media notification (now-playing tile) to appear. Audio
+         playback works without it; only the system-tray surface breaks. -->
+    <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
     <application
         android:label="minstrel"
         android:name="${applicationName}"
diff --git a/flutter_client/android/app/src/main/kotlin/com/fabledsword/minstrel/MainActivity.kt b/flutter_client/android/app/src/main/kotlin/com/fabledsword/minstrel/MainActivity.kt
index 53951608..7157f745 100644
--- a/flutter_client/android/app/src/main/kotlin/com/fabledsword/minstrel/MainActivity.kt
+++ b/flutter_client/android/app/src/main/kotlin/com/fabledsword/minstrel/MainActivity.kt
@@ -1,5 +1,11 @@
 package com.fabledsword.minstrel
 
-import io.flutter.embedding.android.FlutterActivity
+import com.ryanheise.audioservice.AudioServiceActivity
 
-class MainActivity : FlutterActivity()
+// Must extend AudioServiceActivity (not FlutterActivity) so the
+// audio_service plugin can wire its FlutterEngine through. Without this
+// the platform call from AudioService.init() throws PlatformException
+// "The Activity class declared in your AndroidManifest.xml is wrong",
+// which on first start cascades into a flutter_cache_manager sqlite
+// EXCLUSIVE-lock crash because the engine partially re-initialises.
+class MainActivity : AudioServiceActivity()