diff --git a/Gemfile b/Gemfile
index d411a88e..141cc0ac 100644
--- a/Gemfile
+++ b/Gemfile
@@ -9,9 +9,9 @@ gem 'sqlite3'
 # Gems used only for assets and not required
 # in production environments by default.
 group :assets do
-  gem 'sass-rails'
-  gem 'coffee-rails'
-  gem 'uglifier'
+  gem 'sass-rails', "~> 3.2.5"
+  gem 'uglifier', "~> 1.3.0"
+  gem 'sprockets-rails', '~> 0.0.1'
 end
 
 gemspec
diff --git a/features/step_definitions/generator_steps.rb b/features/step_definitions/generator_steps.rb
index 94338a21..b1736aee 100644
--- a/features/step_definitions/generator_steps.rb
+++ b/features/step_definitions/generator_steps.rb
@@ -10,10 +10,6 @@
   step %{I run `bundle install --local`}
 end
 
-Then /^the file "([^"]*)" should contain:$/ do |file, partial_content|
-  check_file_content(file, partial_content, true)
-end
-
 Then /^should have the migration "([^"]*)"$/ do |migration|
   in_current_dir do
     Dir["db/migrate/*_#{migration}"].length.should == 1
diff --git a/mercury-rails.gemspec b/mercury-rails.gemspec
index 0cc19b2f..534d0c16 100644
--- a/mercury-rails.gemspec
+++ b/mercury-rails.gemspec
@@ -17,21 +17,15 @@ Gem::Specification.new do |s|
 
   # Runtime Dependencies
   s.add_dependency 'railties', '~> 3.2'
-  s.add_dependency 'coffee-rails'
+  s.add_dependency 'coffee-rails', '~> 3.2.2'
 
   # Development Dependencies
-  s.add_development_dependency 'sprockets', '~> 2.1'
-  s.add_development_dependency 'sprockets-rails', '~> 0.0.1'
-  s.add_development_dependency 'uglifier'
-
-  # Testing dependencies
-  s.add_development_dependency 'rspec-core', '>= 2.8.0'
-  s.add_development_dependency 'evergreen', '>= 1.0.0'
-  s.add_development_dependency 'selenium-webdriver', '>= 2.20.0'
+  s.add_development_dependency 'rspec-core', '~> 2.12.0'
+  s.add_development_dependency 'evergreen', '~> 1.0.0'
+  s.add_development_dependency 'selenium-webdriver', '~> 2.26.0'
   s.add_development_dependency 'cucumber-rails', '~> 1.3.0'
-  s.add_development_dependency 'capybara', '~> 1.1.2'
-  s.add_development_dependency 'capybara-firebug', '~> 1.1.0'
-  s.add_development_dependency 'aruba'
+  s.add_development_dependency 'capybara-firebug', '~> 1.2.3'
+  s.add_development_dependency 'aruba', '~> 0.5.1'
   s.add_development_dependency 'database_cleaner'
 
   # Gem Files