モジュール化とtable_name

rabbitjob:~/.tmp/te hirokazu$ ./script/generate model Hatena::Tes
      create  app/models/hatena
      create  test/unit/hatena
      create  test/fixtures/hatena
      create  app/models/hatena/tes.rb
      create  test/unit/hatena/tes_test.rb
      create  test/fixtures/hatena/hatena_tes.yml
      create  db/migrate
      create  db/migrate/001_create_hatena_tes.rb

で、

rabbitjob:~/.tmp/te hirokazu$ ./script/console 
Loading development environment.
>> Hatena::Tes.table_name
=> "tes"
>> quit

自分でtable_name指定すれば問題無く動くんだけど...

class Hatena::Tes < ActiveRecord::Base
  self.table_name = :hatena_tes
end

眠いせいかな?