diff --git a/lib/gollum/markup.rb b/lib/gollum/markup.rb
index 68e07c53..97d15c7e 100644
--- a/lib/gollum/markup.rb
+++ b/lib/gollum/markup.rb
@@ -484,4 +484,6 @@ module Gollum
     def update_cache(type, id, data)
     end
   end
+
+  MarkupGFM = Markup
 end