diff --git a/java/droiddoc.go b/java/droiddoc.go
index 3e21008..c5a957e 100644
--- a/java/droiddoc.go
+++ b/java/droiddoc.go
@@ -256,8 +256,8 @@
 	return j.SdkVersion(ctx)
 }
 
-func (j *Javadoc) TargetSdkVersion(ctx android.EarlyModuleContext) android.SdkSpec {
-	return j.SdkVersion(ctx)
+func (j *Javadoc) TargetSdkVersion(ctx android.EarlyModuleContext) android.ApiLevel {
+	return j.SdkVersion(ctx).ApiLevel
 }
 
 func (j *Javadoc) addDeps(ctx android.BottomUpMutatorContext) {