diff --git a/build.gradle b/build.gradle
index 6573bf9..bdc6a76 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,22 +1,22 @@
 buildscript {
-    repositories {
-        maven {
-            url "https://plugins.gradle.org/m2/"
-        }
-    }
-    dependencies {
-        classpath "net.ltgt.gradle:gradle-apt-plugin:0.8"
+  repositories {
+    maven {
+      url "https://plugins.gradle.org/m2/"
     }
+  }
+  dependencies {
+    classpath "net.ltgt.gradle:gradle-apt-plugin:0.8"
+  }
 }
 
 group 'com.bdl.annotation.processing'
 version '1.0-SNAPSHOT'
 
 repositories {
-    mavenLocal()
-    mavenCentral()
-    jcenter()
-    maven { url "https://jitpack.io" }
+  mavenLocal()
+  mavenCentral()
+  jcenter()
+  maven { url "https://jitpack.io" }
 }
 
 apply plugin: 'maven'
@@ -29,39 +29,42 @@ sourceCompatibility = 1.8
 targetCompatibility = 1.8
 
 ext {
-    JUNIT_VERSION = '4.2'
-    GOOGLE_TRUTH_VERSION = '0.28'
+  JUNIT_VERSION = '4.2'
+  GOOGLE_TRUTH_VERSION = '0.28'
 }
 
 dependencies {
-    compile 'com.google.auto.value:auto-value:1.3'
-    compile 'com.google.code.findbugs:jsr305:latest.release'
-    compile 'com.google.guava:guava:19.0'
+  compile 'com.google.code.findbugs:jsr305:latest.release'
+  compile 'com.google.guava:guava:19.0'
+
+  compileOnly 'com.google.auto.value:auto-value:1.4.1'
+
+  testCompile "com.google.truth:truth:${GOOGLE_TRUTH_VERSION}"
+  testCompile "junit:junit:${JUNIT_VERSION}"
+  testCompile 'com.google.testing.compile:compile-testing:0.5'
 
-    testCompile "com.google.truth:truth:${GOOGLE_TRUTH_VERSION}"
-    testCompile "junit:junit:${JUNIT_VERSION}"
-    testCompile 'com.google.testing.compile:compile-testing:0.5'
+  testCompileOnly 'com.google.auto.value:auto-value:1.4.1'
 
-    apt 'com.google.auto.value:auto-value:1.3'
-    testApt 'com.google.auto.value:auto-value:1.3'
-    testApt 'com.google.guava:guava:19.0'
+  apt 'com.google.auto.value:auto-value:1.4.1'
+  testApt 'com.google.auto.value:auto-value:1.4.1'
+  testApt 'com.google.guava:guava:19.0'
 }
 
 javadoc {
-    failOnError false
+  failOnError false
 }
 
 task sourcesJar(type: Jar, dependsOn: classes) {
-    classifier = 'sources'
-    from sourceSets.main.allSource
+  classifier = 'sources'
+  from sourceSets.main.allSource
 }
 
 task javadocJar(type: Jar, dependsOn: javadoc) {
-    classifier = 'javadoc'
-    from javadoc.destinationDir
+  classifier = 'javadoc'
+  from javadoc.destinationDir
 }
 
 artifacts {
-    archives sourcesJar
-    archives javadocJar
+  archives sourcesJar
+  archives javadocJar
 }
\ No newline at end of file