diff --git a/android/build.gradle b/android/build.gradle
index c4ce9df..d411dd2 100644
--- a/android/build.gradle
+++ b/android/build.gradle
@@ -1,5 +1,5 @@
 android {
-    buildToolsVersion '25.0.0'
+    buildToolsVersion '26.0.2'
     compileSdkVersion 24
     sourceSets {
         main {
@@ -63,35 +63,6 @@ task run(type: Exec) {
 }
 
 // sets up the Android Eclipse project, using the old Ant based build.
-eclipse {
-    // need to specify Java source sets explicitely, SpringSource Gradle Eclipse plugin
-    // ignores any nodes added in classpath.file.withXml
-    sourceSets {
-        main {
-            java.srcDirs "src", 'gen'
-        }
-    }
-
-    jdt {
-        sourceCompatibility = 1.6
-        targetCompatibility = 1.6
-    }
-
-    classpath {
-        plusConfigurations += [ project.configurations.compile ]
-        containers 'com.android.ide.eclipse.adt.ANDROID_FRAMEWORK', 'com.android.ide.eclipse.adt.LIBRARIES'
-    }
-
-    project {
-        name = appName + "-android"
-        natures 'com.android.ide.eclipse.adt.AndroidNature'
-        buildCommands.clear();
-        buildCommand "com.android.ide.eclipse.adt.ResourceManagerBuilder"
-        buildCommand "com.android.ide.eclipse.adt.PreCompilerBuilder"
-        buildCommand "org.eclipse.jdt.core.javabuilder"
-        buildCommand "com.android.ide.eclipse.adt.ApkBuilder"
-    }
-}
 
 // sets up the Android Idea project, using the old Ant based build.
 idea {
diff --git a/build.gradle b/build.gradle
index ceffee3..785394c 100644
--- a/build.gradle
+++ b/build.gradle
@@ -3,15 +3,15 @@ buildscript {
         mavenCentral()
         maven { url "https://oss.sonatype.org/content/repositories/snapshots/" }
         jcenter()
+        google()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.3.3'
-        classpath 'org.robovm:robovm-gradle-plugin:1.9.0'
+        classpath 'com.android.tools.build:gradle:3.0.1'
+        classpath 'org.robovm:robovm-gradle-plugin:1.12.0'
     }
 }
 
 allprojects {
-    apply plugin: "eclipse"
     apply plugin: "idea"
 
     version = '1.0'
@@ -25,6 +25,7 @@ allprojects {
         mavenCentral()
         maven { url "https://oss.sonatype.org/content/repositories/snapshots/" }
         maven { url "https://oss.sonatype.org/content/repositories/releases/" }
+        google()
     }
 }
 
@@ -82,8 +83,4 @@ project(":ios") {
         natives "com.badlogicgames.gdx:gdx-platform:$gdxVersion:natives-ios"
         natives "com.badlogicgames.gdx:gdx-box2d-platform:$gdxVersion:natives-ios"
     }
-}
-
-tasks.eclipse.doLast {
-    delete ".project"
 }
\ No newline at end of file
diff --git a/core/build.gradle b/core/build.gradle
index 03cd1be..199ca7f 100644
--- a/core/build.gradle
+++ b/core/build.gradle
@@ -3,9 +3,4 @@ apply plugin: "java"
 sourceCompatibility = 1.6
 [compileJava, compileTestJava]*.options*.encoding = 'UTF-8'
 
-sourceSets.main.java.srcDirs = [ "src/" ]
-
-
-eclipse.project {
-    name = appName + "-core"
-}
+sourceSets.main.java.srcDirs = [ "src/" ]
\ No newline at end of file
diff --git a/core/src/de/samdev/colorrunner/screens/menu/SplashScreen.java b/core/src/de/samdev/colorrunner/screens/menu/SplashScreen.java
index c74feaa..d12a74e 100644
--- a/core/src/de/samdev/colorrunner/screens/menu/SplashScreen.java
+++ b/core/src/de/samdev/colorrunner/screens/menu/SplashScreen.java
@@ -23,10 +23,6 @@ public class SplashScreen implements Screen {
 	
 	@Override
 	public void render(float delta) {
-
-		
-
-
 		Gdx.gl.glClearColor(1, 1, 1, 1);				//Weiß
 		Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT);
 
diff --git a/desktop/build.gradle b/desktop/build.gradle
index f5d7ba2..387770e 100644
--- a/desktop/build.gradle
+++ b/desktop/build.gradle
@@ -2,7 +2,8 @@ apply plugin: "java"
 sourceCompatibility = 1.6
 sourceSets.main.java.srcDirs = ["src/"]
 project.ext.mainClassName = "de.samdev.colorrunner.desktop.DesktopLauncher"
-project.ext.assetsDir = new File("../android/assets");
+project.ext.assetsDir = new File("../android/assets")
+
 task run(dependsOn: classes, type: JavaExec) {
     main = project.mainClassName
     classpath = sourceSets.main.runtimeClasspath
@@ -10,6 +11,7 @@ task run(dependsOn: classes, type: JavaExec) {
     workingDir = project.assetsDir
     ignoreExitValue = true
 }
+
 task dist(type: Jar) {
     from files(sourceSets.main.output.classesDir)
     from files(sourceSets.main.output.resourcesDir)
@@ -20,20 +22,5 @@ task dist(type: Jar) {
         attributes 'Main-Class': project.mainClassName
     }
 }
+
 dist.dependsOn classes
-eclipse {
-    project {
-        name = appName + "-desktop"
-        linkedResource name: 'assets', type: '2', location: 'PARENT-1-PROJECT_LOC/android/assets'
-    }
-}
-task afterEclipseImport(description: "Post processing after project generation", group: "IDE") {
-    doLast {
-        def classpath = new XmlParser().parse(file(".classpath"))
-        new Node(classpath, "classpathentry", [kind: 'src', path: 'assets']);
-        def writer = new FileWriter(file(".classpath"))
-        def printer = new XmlNodePrinter(new PrintWriter(writer))
-        printer.setPreserveWhitespace(true)
-        printer.print(classpath)
-    }
-}
\ No newline at end of file
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 15c6713..2e1408d 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Thu Apr 13 20:04:09 CEST 2017
+#Wed Nov 22 17:23:18 CET 2017
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-3.3-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.1-all.zip
diff --git a/ios/build.gradle b/ios/build.gradle
index babd540..f6f257b 100644
--- a/ios/build.gradle
+++ b/ios/build.gradle
@@ -51,15 +51,8 @@ task updateRoboVMXML << {
 
 updateRoboVMXML.dependsOn copyNatives
 build.dependsOn updateRoboVMXML
-tasks.eclipse.dependsOn updateRoboVMXML
 
 launchIPhoneSimulator.dependsOn build
 launchIPadSimulator.dependsOn build
 launchIOSDevice.dependsOn build
 createIPA.dependsOn build
-
-
-eclipse.project {
-    name = appName + "-ios"
-    natures 'org.robovm.eclipse.RoboVMNature'
-}
\ No newline at end of file