apply from: 'versions.gradle' buildscript { repositories { jcenter() google() } dependencies { classpath 'com.android.tools.build:gradle:3.2.1' } } allprojects { repositories { jcenter() google() maven {url "https://jitpack.io"} maven {url 'https://maven.google.com'} } } task clean(type: Delete) { delete rootProject.buildDir }