diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index a50eaa1..9c0593a 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -10,9 +10,10 @@ val keystoreProperties = Properties ()
 keystoreProperties . load ( FileInputStream ( rootProject . file ("keystore.properties") ) )
 
 plugins {
-	id ("com.android.application") . version ("9.0.0")
-	id ("org.jetbrains.kotlin.plugin.compose") . version ("2.3.0")
-	id ("org.jetbrains.kotlin.plugin.serialization") . version ("2.3.0")
+	id ("com.android.application") . version ("8.13.1")
+	id ("org.jetbrains.kotlin.android") . version ("2.2.21")
+	id ("org.jetbrains.kotlin.plugin.compose") . version ("2.2.21")
+	id ("org.jetbrains.kotlin.plugin.serialization") . version ("2.2.21")
 }
 
 android {
@@ -48,7 +49,7 @@ android {
 	}
 	compileOptions {
 		// Required even though we don't have any Java sources because it needs to match Kotlin's JVM version
-		targetCompatibility = JavaVersion . VERSION_25
+		targetCompatibility = JavaVersion . VERSION_23
 	}
 	buildFeatures {
 		compose = true
@@ -57,22 +58,22 @@ android {
 
 kotlin {
 	compilerOptions {
-		jvmTarget = JvmTarget . JVM_25
+		jvmTarget = JvmTarget . JVM_23
 	}
 }
 
 dependencies {
 	// Android runtime libraries
 	implementation ( "com.google.android.material:material:1.13.0" )
-	implementation ( "androidx.activity:activity-compose:1.12.2" )
+	implementation ( "androidx.activity:activity-compose:1.12.1" )
 	implementation ( "androidx.core:core-ktx:1.17.0" )
 	implementation ( "androidx.compose.material3:material3:1.4.0" )
-	implementation ( "androidx.compose.ui:ui:1.10.1" )
-	implementation ( "androidx.compose.ui:ui-graphics:1.10.1" )
-	debugImplementation ( "androidx.compose.ui:ui-tooling:1.10.1" )
+	implementation ( "androidx.compose.ui:ui:1.10.0" )
+	implementation ( "androidx.compose.ui:ui-graphics:1.10.0" )
+	debugImplementation ( "androidx.compose.ui:ui-tooling:1.10.0" )
 	implementation ( "androidx.lifecycle:lifecycle-runtime-ktx:2.10.0" )
 	implementation ( "org.jetbrains.kotlinx:kotlinx-coroutines-android:1.10.2" )
-	implementation ( "org.jetbrains.kotlinx:kotlinx-serialization-json:1.10.0" )
+	implementation ( "org.jetbrains.kotlinx:kotlinx-serialization-json:1.9.0" )
 	// Other libraries
 	implementation ( "io.github.davidepianca98:kmqtt-common:1.0.0" )
 	implementation ( "io.github.davidepianca98:kmqtt-client:1.0.0" )
diff --git a/app/src/main/java/com/kernelmaft/zanbur/common/config.kt b/app/src/main/java/com/kernelmaft/zanbur/common/config.kt
index 0fb9d9f..c425c41 100644
--- a/app/src/main/java/com/kernelmaft/zanbur/common/config.kt
+++ b/app/src/main/java/com/kernelmaft/zanbur/common/config.kt
@@ -3,7 +3,7 @@ package com.kernelmaft.zanbur.common
 
 
 object Config {
-	const val MQTT_SERVER_HOST = "merovech.kernelmaft.com"
+	const val MQTT_SERVER_HOST = "deorwine.kernelmaft.com"
 	const val MQTT_SERVER_PORT = 1883
 	const val MQTT_TOPIC = "zigbee2mqtt"
 
diff --git a/app/src/main/java/com/kernelmaft/zanbur/network/exception-printer.kt b/app/src/main/java/com/kernelmaft/zanbur/network/exception-printer.kt
deleted file mode 100644
index cd8b172..0000000
--- a/app/src/main/java/com/kernelmaft/zanbur/network/exception-printer.kt
+++ /dev/null
@@ -1,10 +0,0 @@
-package com.kernelmaft.zanbur.network
-
-import kotlinx.coroutines.CoroutineExceptionHandler
-
-
-
-val exceptionPrinter = CoroutineExceptionHandler { _ , throwable ->
-	throwable . printStackTrace ()
-	throw throwable
-}
diff --git a/app/src/main/java/com/kernelmaft/zanbur/network/mqtt.kt b/app/src/main/java/com/kernelmaft/zanbur/network/mqtt.kt
index 1710834..212d73a 100644
--- a/app/src/main/java/com/kernelmaft/zanbur/network/mqtt.kt
+++ b/app/src/main/java/com/kernelmaft/zanbur/network/mqtt.kt
@@ -25,7 +25,7 @@ object MqttClient {
 		this . coroutineScope = coroutineScope
 		val json = Json { ignoreUnknownKeys = true }
 
-		coroutineScope . launch ( IO + exceptionPrinter ) {
+		coroutineScope . launch (IO) {
 			client = MQTTClient ( MQTT5 , MQTT_SERVER_HOST , MQTT_SERVER_PORT , null ) {
 				for ( handler in publishHandlers ) handler ( it , json )
 			}
@@ -38,7 +38,7 @@ object MqttClient {
 	fun addPublishHandler ( handler : MqttPublishHandler ) = publishHandlers . add (handler)
 
 	fun publish ( topic : String , payload : UByteArray ) {
-		coroutineScope !! . launch ( IO + exceptionPrinter ) {
+		coroutineScope !! . launch (IO) {
 			client !! . publish ( false , AT_MOST_ONCE , topic , payload )
 		}
 	}