diff --git a/lib/tasks/package.rake b/lib/tasks/package.rake
index c6c925d..08c2c52 100644
--- a/lib/tasks/package.rake
+++ b/lib/tasks/package.rake
@@ -1,17 +1,21 @@
 require 'noosfero'
 
 desc "Generate source tarball"
-task :package do
+task :package => 'package:clobber' do
   begin
     sh 'test -d .git'
   rescue
     puts "** The `package` task only works from within #{Noosfero::PROJECT}'s git repository."
     fail
   end
-  rm_rf 'pkg'
   release = "#{Noosfero::PROJECT}-#{Noosfero::VERSION}"
   target = "pkg/#{release}"
   mkdir_p target
   sh "git archive HEAD | (cd #{target} && tar x)"
   sh "cd pkg && tar czf #{release}.tar.gz #{release}"
 end
+
+task :clobber => 'package:clobber'
+task 'package:clobber' do
+  rm_rf 'pkg'
+end
--
libgit2 0.21.2