diff --git a/lib/file_presenter.rb b/lib/file_presenter.rb
index 4b21b13..16db606 100644
--- a/lib/file_presenter.rb
+++ b/lib/file_presenter.rb
@@ -13,6 +13,10 @@ class FilePresenter
     klass.accepts?(f) ? klass.new(f) : f
   end
 
+  def self.base_class
+    Article
+  end
+
   def initialize(f)
     @file = f
   end
--
libgit2 0.21.2