apply plugin: 'com.android.library' android { compileSdkVersion 25 buildToolsVersion "25.0.2" defaultConfig { minSdkVersion 14 targetSdkVersion 25 } buildTypes { release { minifyEnabled false proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.txt' } } } dependencies { compile 'com.android.support:support-v4:25.1.1' }