just add the following code to your top level build.gradle {note by top level build.gradle i means that if you open that build.gradle you will see a comment like this // Top-level build file where you can add configuration options common to all sub-projects/modules. add the following code !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! buildscript { repositories { jcenter() } dependencies { classpath 'com.android.tools.build:gradle:0.12.+' // NOTE: Do not place your application dependencies here; they belong // in the individual module build.gradle files } } !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! and click on sync now ..it will do the rest..