diff --git a/app/build.gradle b/app/build.gradle
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -4,14 +4,14 @@
 
 
 android {
-    compileSdkVersion 33
-    buildToolsVersion '33.0.2'
+    compileSdk 34
     namespace "it.reyboz.bustorino"
 
     defaultConfig {
         applicationId "it.reyboz.bustorino"
         minSdkVersion 21
-        targetSdkVersion 33
+        targetSdkVersion 34
+        buildToolsVersion = '34.0.0'
         versionCode 54
         versionName "2.1.4"
         vectorDrawables.useSupportLibrary = true
@@ -43,9 +43,6 @@
         }
     }
 
-    lintOptions {
-        abortOnError false
-    }
 
     repositories {
         mavenCentral()
@@ -62,6 +59,9 @@
     kotlin {
         jvmToolchain 17
     }
+    lint {
+        abortOnError false
+    }
 }
 
 dependencies {
@@ -88,7 +88,7 @@
     implementation "androidx.coordinatorlayout:coordinatorlayout:1.2.0"
 
 
-    implementation 'org.jsoup:jsoup:1.13.1'
+    implementation 'org.jsoup:jsoup:1.15.3'
     implementation 'com.readystatesoftware.sqliteasset:sqliteassethelper:2.0.1'
     implementation 'com.android.volley:volley:1.2.1'
 
@@ -99,7 +99,7 @@
     implementation "ch.acra:acra-mail:$acra_version"
     implementation "ch.acra:acra-dialog:$acra_version"
     // google transit realtime
-    implementation 'com.google.protobuf:protobuf-java:3.17.2'
+    implementation 'com.google.protobuf:protobuf-java:3.19.6'
     // mqtt library
     implementation 'org.eclipse.paho:org.eclipse.paho.client.mqttv3:1.2.5'
     implementation 'com.github.hannesa2:paho.mqtt.android:4.1'
diff --git a/build.gradle b/build.gradle
--- a/build.gradle
+++ b/build.gradle
@@ -9,10 +9,13 @@
 
 
     }
+    //kotlin
+    ext.kotlin_version = '1.9.0'
+    ext.coroutines_version = "1.7.3"
     dependencies {
 
-        classpath 'com.android.tools.build:gradle:7.4.2'
-        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:1.8.22"
+        classpath 'com.android.tools.build:gradle:8.1.4'
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
     }
 }
 
@@ -32,9 +35,6 @@
         lifecycle_version = "2.4.1"
         arch_version = "2.1.0"
         room_version = "2.5.2"
-        //kotlin
-        kotlin_version = '1.8.0'
-        coroutines_version = "1.7.0"
 
     }
 
diff --git a/gradle.properties b/gradle.properties
--- a/gradle.properties
+++ b/gradle.properties
@@ -1 +1,4 @@
+android.defaults.buildfeatures.buildconfig=true
+android.nonFinalResIds=false
+android.nonTransitiveRClass=false
 android.useAndroidX=true
\ No newline at end of file
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 #Sat Apr 24 16:03:07 CEST 2021
 distributionBase=GRADLE_USER_HOME
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.6-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.1-bin.zip
 distributionPath=wrapper/dists
 zipStorePath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME