diff --git a/app/build.gradle b/app/build.gradle
index ad43968..2be98a1 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -10,11 +10,11 @@ apply plugin: 'com.android.application'
 android {
     signingConfigs {
     }
-    compileSdk 33
+    compileSdk 34
     defaultConfig {
         applicationId 'de.frajul.endlessroll'
         minSdkVersion 14
-        targetSdkVersion 33
+        targetSdkVersion 34
         versionCode 9
         versionName '1.0'
     }
diff --git a/particlelab/build.gradle b/particlelab/build.gradle
index 5108896..1310c7e 100644
--- a/particlelab/build.gradle
+++ b/particlelab/build.gradle
@@ -8,11 +8,11 @@
 apply plugin: 'com.android.application'
 
 android {
-    compileSdk 33
+    compileSdk 34
     defaultConfig {
         applicationId "de.frajul.particlelab"
         minSdkVersion 14
-        targetSdk 33
+        targetSdk 34
         versionCode 1
         versionName "1.0"
     }
diff --git a/particlelab/src/androidTest/java/de/frajul/particlelab/ApplicationTest.java b/particlelab/src/androidTest/java/de/frajul/particlelab/ApplicationTest.java
deleted file mode 100644
index 8f9b2f8..0000000
--- a/particlelab/src/androidTest/java/de/frajul/particlelab/ApplicationTest.java
+++ /dev/null
@@ -1,20 +0,0 @@
-/*
- * Created by Julian Mutter on 7/10/18 3:58 PM
- * Copyright (c) 2018. All rights reserved.
- * Last modified 7/10/18 3:54 PM
- *
- */
-
-package com.example.particlelab;
-
-import android.app.Application;
-import android.test.ApplicationTestCase;
-
-/**
- * <a href="http://d.android.com/tools/testing/testing_android.html">Testing Fundamentals</a>
- */
-public class ApplicationTest extends ApplicationTestCase<Application> {
-    public ApplicationTest() {
-        super(Application.class);
-    }
-}
\ No newline at end of file
diff --git a/particlelab/src/test/java/com/example/particlelab/ExampleUnitTest.java b/particlelab/src/test/java/com/example/particlelab/ExampleUnitTest.java
deleted file mode 100644
index 3d2685d..0000000
--- a/particlelab/src/test/java/com/example/particlelab/ExampleUnitTest.java
+++ /dev/null
@@ -1,22 +0,0 @@
-/*
- * Created by Julian Mutter on 7/10/18 3:58 PM
- * Copyright (c) 2018. All rights reserved.
- * Last modified 7/10/18 3:54 PM
- *
- */
-
-package com.example.particlelab;
-
-import org.junit.Test;
-
-import static org.junit.Assert.assertEquals;
-
-/**
- * To work on unit tests, switch the Test Artifact in the Build Variants view.
- */
-public class ExampleUnitTest {
-    @Test
-    public void addition_isCorrect() throws Exception {
-        assertEquals(4, 2 + 2);
-    }
-}
\ No newline at end of file