diff --git a/lib/blueprinter/extractor.rb b/lib/blueprinter/extractor.rb
index c1b8d3d5..27030da1 100644
--- a/lib/blueprinter/extractor.rb
+++ b/lib/blueprinter/extractor.rb
@@ -1,5 +1,5 @@
-# @api private
 module Blueprinter
+  # @api private
   class Extractor
     def extract(field_name, object, local_options, options={})
       fail NotImplementedError, "An Extractor must implement #extract"