diff --git a/lib/tasks/gettext.rake b/lib/tasks/gettext.rake
index 42d6e5b..8995a8d 100644
--- a/lib/tasks/gettext.rake
+++ b/lib/tasks/gettext.rake
@@ -16,6 +16,17 @@ task :updatepo do
   GetText::RubyParser::ID << '__'
   GetText::RubyParser::PLURAL_ID << 'n__'
   GetText::ActiveRecordParser.init(:use_classname => false)
+
+  module GetText
+    module_function
+    def update_pofiles(textdomain, files, app_version, po_root = "po", refpot = "tmp.pot")
+      rgettext(files, refpot)
+      system("mv tmp.pot tmp2.pot; msguniq -o tmp.pot tmp2.pot; rm -f tmp2.pot")
+      msgmerge_all(textdomain, app_version, po_root, refpot)
+      File.delete(refpot)
+    end
+  end
+
   GetText.update_pofiles(Noosfero::PROJECT, Dir.glob("{app,lib}/**/*.{rb,rhtml}") + Dir.glob('public/*.html.erb'),
                          "#{Noosfero::PROJECT} #{Noosfero::VERSION}")
 end
--
libgit2 0.21.2