diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index dd89b45..a903daf 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -113,7 +113,9 @@ class ApplicationController < ActionController::Base
   # plugin to the current controller being initialized.
   def init_noosfero_plugins_controller_filters
     @plugins.each do |plugin|
-      plugin.send(self.class.name.underscore + '_filters').each do |plugin_filter|
+      filters = plugin.send(self.class.name.underscore + '_filters')
+      filters = [filters] if !filters.kind_of?(Array)
+      filters.each do |plugin_filter|
         self.class.send(plugin_filter[:type], plugin.class.name.underscore + '_' + plugin_filter[:method_name], (plugin_filter[:options] || {}))
         self.class.send(:define_method, plugin.class.name.underscore + '_' + plugin_filter[:method_name], plugin_filter[:block])
       end
--
libgit2 0.21.2