diff --git a/app/build.gradle b/app/build.gradle
index c3a55b66..c80477f7 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -3,13 +3,12 @@ apply plugin: 'kotlin-android'
 apply plugin: 'kotlin-kapt'
 
 android {
-    compileSdkVersion = 33
+    compileSdkVersion = 34
     ndkVersion '26.0.10792818'
     defaultConfig {
         applicationId = 'com.tutpro.baresip'
         minSdkVersion 23
-        //noinspection OldTargetApi becuase 34 has not been released yet
-        targetSdkVersion 33
+        targetSdkVersion 34
         versionCode = 292
         versionName = '58.0.0'
         externalNativeBuild {
@@ -69,8 +68,7 @@ dependencies {
     implementation "androidx.swiperefreshlayout:swiperefreshlayout:1.1.0"
     implementation "androidx.preference:preference-ktx:1.2.1"
     implementation "androidx.exifinterface:exifinterface:1.3.6"
-    //noinspection GradleDependency would require targetSdkVersion 34 which is still beta
-    implementation "androidx.core:core-ktx:1.10.1"
+    implementation "androidx.core:core-ktx:1.12.0"
     implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.6.4'
     implementation "androidx.lifecycle:lifecycle-extensions:2.2.0"
     implementation "androidx.activity:activity-ktx:1.8.0"
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 29dad07c..7677cbc3 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -6,6 +6,7 @@
         android:maxSdkVersion="30" />
     <uses-permission android:name="android.permission.BLUETOOTH_CONNECT" />
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
+    <uses-permission android:name="android.permission.FOREGROUND_SERVICE_PHONE_CALL" />
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.RECORD_AUDIO" />
     <uses-permission android:name="android.permission.MODIFY_AUDIO_SETTINGS" />
diff --git a/app/src/main/kotlin/com/tutpro/baresip/BaresipService.kt b/app/src/main/kotlin/com/tutpro/baresip/BaresipService.kt
index 4cd70ad5..3e815b40 100644
--- a/app/src/main/kotlin/com/tutpro/baresip/BaresipService.kt
+++ b/app/src/main/kotlin/com/tutpro/baresip/BaresipService.kt
@@ -11,6 +11,7 @@ import android.content.Context
 import android.content.Intent
 import android.content.IntentFilter
 import android.content.pm.PackageManager
+import android.content.pm.ServiceInfo.FOREGROUND_SERVICE_TYPE_PHONE_CALL
 import android.database.ContentObserver
 import android.media.*
 import android.media.AudioManager.MODE_IN_COMMUNICATION
@@ -245,7 +246,12 @@ class BaresipService: Service() {
         proximityWakeLock = pm.newWakeLock(PowerManager.PROXIMITY_SCREEN_OFF_WAKE_LOCK,
                 "com.tutpro.baresip:proximity_wakelog")
 
-        wifiLock = wm.createWifiLock(WifiManager.WIFI_MODE_FULL_HIGH_PERF, "Baresip")
+        wifiLock = if (VERSION.SDK_INT < 29)
+            @Suppress("DEPRECATION")
+            wm.createWifiLock(WifiManager.WIFI_MODE_FULL_HIGH_PERF, "Baresip")
+        else
+            wm.createWifiLock(WifiManager.WIFI_MODE_FULL_LOW_LATENCY, "Baresip")
+
         wifiLock.setReferenceCounted(false)
 
         bluetoothReceiver = object : BroadcastReceiver() {
@@ -1155,7 +1161,10 @@ class BaresipService: Service() {
                 .setCustomContentView(notificationLayout)
         if (VERSION.SDK_INT >= 31)
             snb.foregroundServiceBehavior = Notification.FOREGROUND_SERVICE_DEFAULT
-        startForeground(STATUS_NOTIFICATION_ID, snb.build())
+        if (VERSION.SDK_INT >= 29)
+            startForeground(STATUS_NOTIFICATION_ID, snb.build(), FOREGROUND_SERVICE_TYPE_PHONE_CALL)
+        else
+            startForeground(STATUS_NOTIFICATION_ID, snb.build())
     }
 
     private fun updateStatusNotification() {
@@ -1614,6 +1623,7 @@ class BaresipService: Service() {
 
         private fun isBluetoothScoOn(am: AudioManager): Boolean {
             return if (VERSION.SDK_INT < 31)
+                @Suppress("DEPRECATION")
                 am.isBluetoothScoOn
             else
                 if (am.communicationDevice != null)
@@ -1631,6 +1641,7 @@ class BaresipService: Service() {
             Log.d(TAG, "Starting Bluetooth SCO at count $count")
             Handler(Looper.getMainLooper()).postDelayed({
                 if (VERSION.SDK_INT < 31) {
+                    @Suppress("DEPRECATION")
                     am.startBluetoothSco()
                 } else {
                     Utils.setCommunicationDevice(am, AudioDeviceInfo.TYPE_BLUETOOTH_SCO)
@@ -1651,6 +1662,7 @@ class BaresipService: Service() {
             }
             Handler(Looper.getMainLooper()).postDelayed({
                 if (VERSION.SDK_INT < 31)
+                    @Suppress("DEPRECATION")
                     am.stopBluetoothSco()
                 else
                     am.clearCommunicationDevice()
diff --git a/app/src/main/kotlin/com/tutpro/baresip/OnSwipeTouchListener.kt b/app/src/main/kotlin/com/tutpro/baresip/OnSwipeTouchListener.kt
index f7b03207..d7bca55b 100644
--- a/app/src/main/kotlin/com/tutpro/baresip/OnSwipeTouchListener.kt
+++ b/app/src/main/kotlin/com/tutpro/baresip/OnSwipeTouchListener.kt
@@ -37,10 +37,10 @@ open class OnSwipeTouchListener(ctx: Context) : View.OnTouchListener {
             return true
         }
 
-        override fun onFling(e1: MotionEvent, e2: MotionEvent, velX: Float, velY: Float): Boolean {
+        override fun onFling(e1: MotionEvent?, e2: MotionEvent, velX: Float, velY: Float): Boolean {
             var result = false
             try {
-                val diffY = e2.y - e1.y
+                val diffY = e2.y - e1!!.y
                 val diffX = e2.x - e1.x
                 if (abs(diffX) > abs(diffY)) {
                     if (abs(diffX) > SWIPE_THRESHOLD && abs(velX) > SWIPE_VELOCITY_THRESHOLD) {
diff --git a/build.gradle b/build.gradle
index f34d97ba..4f02e4b0 100644
--- a/build.gradle
+++ b/build.gradle
@@ -7,7 +7,8 @@ buildscript {
         mavenCentral()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:8.0.2'
+        //noinspection AndroidGradlePluginVersion
+        classpath 'com.android.tools.build:gradle:8.1.0-alpha09'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files