diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index 73d62ca77..b037e72c8 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -1,3 +1,5 @@
+# encoding: utf-8
+#
 # Redmine - project management software
 # Copyright (C) 2006-2011  Jean-Philippe Lang
 #