diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index 3a75048..ec45c51 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -1,6 +1,6 @@
+import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 import java.io.FileInputStream
 import java.util.Properties
-import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 
 
 
@@ -51,13 +51,9 @@ android {
 	kotlinOptions {
 		jvmTarget = "11"
 	}
-	buildToolsVersion = "34.0.0"
 	buildFeatures {
 		compose = true
 	}
-	composeOptions {
-		kotlinCompilerExtensionVersion = "1.5.14"
-	}
 }
 
 dependencies {
@@ -80,6 +76,6 @@ dependencies {
 
 tasks . withType ( KotlinCompile :: class ) . all {
 	compilerOptions {
-		freeCompilerArgs . addAll ( "-opt-in=kotlin.ExperimentalUnsignedTypes" )
+		freeCompilerArgs . addAll ("-opt-in=kotlin.ExperimentalUnsignedTypes")
 	}
 }
diff --git a/app/src/main/java/com/kernelmaft/zanbur/mqtt.kt b/app/src/main/java/com/kernelmaft/zanbur/mqtt.kt
index aa9ddd6..dcbe984 100644
--- a/app/src/main/java/com/kernelmaft/zanbur/mqtt.kt
+++ b/app/src/main/java/com/kernelmaft/zanbur/mqtt.kt
@@ -1,13 +1,10 @@
 package com.kernelmaft.zanbur
 
+import MQTTClient
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers.IO
 import kotlinx.coroutines.launch
-import kotlinx.serialization.SerialName
-import kotlinx.serialization.Serializable
-import kotlinx.serialization.encodeToString
 import kotlinx.serialization.json.Json
-import MQTTClient
 import mqtt.MQTTVersion
 import mqtt.Subscription
 import mqtt.packets.Qos.AT_MOST_ONCE
diff --git a/app/src/main/java/com/kernelmaft/zanbur/persistence.kt b/app/src/main/java/com/kernelmaft/zanbur/persistence.kt
index c318acc..09bf33b 100644
--- a/app/src/main/java/com/kernelmaft/zanbur/persistence.kt
+++ b/app/src/main/java/com/kernelmaft/zanbur/persistence.kt
@@ -7,4 +7,4 @@ import androidx.datastore.preferences.preferencesDataStore
 
 
 
-val Context. dataStore : DataStore<Preferences> by preferencesDataStore ("state")
+val Context . dataStore : DataStore <Preferences> by preferencesDataStore ("state")
diff --git a/build.gradle.kts b/build.gradle.kts
deleted file mode 100644
index 722a1ac..0000000
--- a/build.gradle.kts
+++ /dev/null
@@ -1,2 +0,0 @@
-// Top-level build file where you can add configuration options common to all sub-projects/modules.
-plugins {}
diff --git a/gradle.properties b/gradle.properties
index 95e0e0e..1d4f1fc 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,25 +1,5 @@
-# Project-wide Gradle settings.
-# IDE (e.g. Android Studio) users:
-# Gradle settings configured through the IDE *will override*
-# any settings specified in this file.
-# For more details on how to configure your build environment visit
-# http://www.gradle.org/docs/current/userguide/build_environment.html
-# Specifies the JVM arguments used for the daemon process.
-# The setting is particularly useful for tweaking memory settings.
-org.gradle.jvmargs=-Xmx2048m -Dfile.encoding=UTF-8 -XX:+UseParallelGC
-# When configured, Gradle will run in incubating parallel mode.
-# This option should only be used with decoupled projects. For more details, visit
-# https://developer.android.com/r/tools/gradle-multi-project-decoupled-projects
-org.gradle.parallel=true
-# AndroidX package structure to make it clearer which packages are bundled with the
-# Android operating system, and which are packaged with your app's APK
-# https://developer.android.com/topic/libraries/support-library/androidx-rn
-android.useAndroidX=true
-# Kotlin code style for this project: "official" or "obsolete":
-kotlin.code.style=official
-# Enables namespacing of each library's R class so that its R class includes only the
-# resources declared in the library itself and none from the library's dependencies,
-# thereby reducing the size of the R class for that library
-android.nonTransitiveRClass=true
-
-org.gradle.configuration-cache=true
+android.nonTransitiveRClass = true
+android.useAndroidX = true
+org.gradle.configuration-cache = true
+org.gradle.jvmargs = -Xmx2048m -Dfile.encoding=UTF-8 -XX:+UseParallelGC
+org.gradle.parallel = true
diff --git a/settings.gradle.kts b/settings.gradle.kts
index 03d4b5d..13ed56b 100644
--- a/settings.gradle.kts
+++ b/settings.gradle.kts
@@ -12,7 +12,6 @@ pluginManagement {
 	}
 }
 dependencyResolutionManagement {
-	repositoriesMode . set ( RepositoriesMode . FAIL_ON_PROJECT_REPOS )
 	repositories {
 		google ()
 		mavenCentral ()