allprojects { repositories { google() mavenCentral() } } rootProject.buildDir = '../build' subprojects { project.buildDir = "${rootProject.buildDir}/${project.name}" project.evaluationDependsOn(":app") } tasks.register("clean", Delete) { delete rootProject.buildDir } buildscript { repositories { google() mavenCentral() } dependencies { classpath 'com.google.gms:google-services:4.4.1' } }