diff --git a/library/build.gradle b/library/build.gradle
index f842ed8..9ddd929 100644
--- a/library/build.gradle
+++ b/library/build.gradle
@@ -21,7 +21,8 @@ dependencies {
     compile 'com.android.support:support-annotations:25.3.1'
     compile 'com.gu:option:1.3'
     compile 'com.github.frankiesardo:auto-parcel:0.3.1'
-    compile 'com.google.auto.value:auto-value:1.1'
+    compileOnly 'com.google.auto.value:auto-value:1.1'
+    annotationProcessor 'com.google.auto.value:auto-value:1.1'
     annotationProcessor 'com.github.frankiesardo:auto-parcel-processor:0.3.1'
 
     testCompile 'junit:junit:4.12'