diff --git a/app/helpers/issues_helper.rb b/app/helpers/issues_helper.rb
index 8b90a62782..5bb89c7759 100644
--- a/app/helpers/issues_helper.rb
+++ b/app/helpers/issues_helper.rb
@@ -252,7 +252,7 @@ module IssuesHelper
 
   def entries_for_filter_select_sorted(query)
     [["",""]] + query.available_filters.collect{|field| [ field[1][:name] || l(("field_"+field[0].to_s.gsub(/_id$/, "")).to_sym), field[0]] unless query.has_filter?(field[0])}.compact.sort_by do |el|
-      ActiveSupport::Inflector.transliterate.transliterate(el[0]).downcase
+      ActiveSupport::Inflector.transliterate(el[0]).downcase
     end
   end
 end