diff --git a/app/helpers/folder_helper.rb b/app/helpers/folder_helper.rb
index a8095e4..5d7992d 100644
--- a/app/helpers/folder_helper.rb
+++ b/app/helpers/folder_helper.rb
@@ -1,5 +1,7 @@
 module FolderHelper
 
+  include Noosfero::Filenames
+
   def list_articles(articles, recursive = false)
     if !articles.blank?
       content_tag(
--
libgit2 0.21.2