// Top-level build file where you can add configuration options common to all sub-projects/modules. buildscript { repositories { jcenter() } dependencies { classpath 'com.android.tools.build:gradle:2.3.2' // NOTE: Do not place your application dependencies here; they belong // in the individual module build.gradle files } } allprojects { repositories { jcenter() maven { url 'https://maven.google.com' } } } ext { compileSdkVersion = 25 buildToolsVersion = "25.0.2" minSdkVersion = 15 targetSdkVersion = 25 } task clean(type: Delete) { delete rootProject.buildDir }