diff --git a/HACKING b/HACKING
index 46fef5a..065e648 100644
--- a/HACKING
+++ b/HACKING
@@ -13,7 +13,7 @@ After installing the requirements listed in INSTALL, you need to install some
 packages be able to run Noosfero tests. On Debian GNU/Linux and Debian-based
 systems, you install them with the following command:
 
- # apt-get install libtidy-ruby libhpricot-ruby libmocha-ruby imagemagick po4a xvfb
+ # apt-get install libtidy-ruby libhpricot-ruby libmocha-ruby imagemagick po4a xvfb libxml2-dev libxslt-dev
 
 On other systems, they may or may not be available through your regular package
 management system. Below are the links to their homepages.
@@ -24,6 +24,8 @@ management system. Below are the links to their homepages.
 * Imagemagick: http://wwwimagemagick.org/
 * po4a: http://po4a.alioth.debian.org/
 * xvfb: http://packages.debian.org/lenny/xvfb
+* Libxml2: http://xmlsoft.org/
+* Libxslt: http://xmlsoft.org/xslt
 
 == Boostraping a development/test environment
 
@@ -46,6 +48,9 @@ commands and make sure you understand what you are doing):
  rake makemo
  # create some test data:
  ./script/sample-data
+ # install latest requirements for running tests
+ RAILS_ENV=cucumber rake gems:install
+ RAILS_ENV=test rake gems:install
  # run the automated test suite to make sure your environment is sane:
  rake test
 
diff --git a/config/environments/cucumber.rb b/config/environments/cucumber.rb
index cc00783..80527d9 100644
--- a/config/environments/cucumber.rb
+++ b/config/environments/cucumber.rb
@@ -21,8 +21,8 @@ config.action_mailer.delivery_method = :test
 
 config.gem 'cucumber',    :lib => false,        :version => '0.4.0' unless File.directory?(File.join(Rails.root, 'vendor/plugins/cucumber'))
 config.gem 'webrat',      :lib => false,        :version => '0.5.1' unless File.directory?(File.join(Rails.root, 'vendor/plugins/webrat'))
-config.gem 'rspec',       :lib => 'spec',        :version => '>=1.2.8' unless File.directory?(File.join(Rails.root, 'vendor/plugins/rspec'))
-config.gem 'rspec-rails', :lib => 'spec/rails',        :version => '>=1.2.7.1' unless File.directory?(File.join(Rails.root, 'vendor/plugins/rspec-rails'))
+config.gem 'rspec',       :lib => 'spec',        :version => '1.2.9' unless File.directory?(File.join(Rails.root, 'vendor/plugins/rspec'))
+config.gem 'rspec-rails', :lib => 'spec/rails',        :version => '1.2.9' unless File.directory?(File.join(Rails.root, 'vendor/plugins/rspec-rails'))
 config.gem 'Selenium',    :lib => 'selenium',      :version => '>= 1.1.14' unless File.directory?(File.join(Rails.root, 'vendor/plugins/selenium'))
 config.gem 'selenium-client',    :lib => 'selenium/client',      :version => '>= 1.2.17' unless File.directory?(File.join(Rails.root, 'vendor/plugins/selenium-client'))
 config.gem 'database_cleaner', :lib => 'database_cleaner'
diff --git a/config/environments/test.rb b/config/environments/test.rb
index 58850a7..21bfe09 100644
--- a/config/environments/test.rb
+++ b/config/environments/test.rb
@@ -20,3 +20,5 @@ config.action_controller.allow_forgery_protection    = false
 # The :test delivery method accumulates sent emails in the
 # ActionMailer::Base.deliveries array.
 config.action_mailer.delivery_method = :test
+
+config.gem 'exception_notification', :lib => 'exception_notification', :version => '1.0.20090728'
--
libgit2 0.21.2