```ruby
# encoding: UTF-8
Gem::Specification.new do |s|
  s.platform    = Gem::Platform::RUBY
  s.name        = 'spree_personalised_products'
  s.version     = '0.2.0'
  s.summary     = 'Adds support for personalised products to Spree.'
  s.description = ''
  s.required_ruby_version = '>= 1.8.7'

  s.author    = 'Stefan Senk'
  # s.email     = 'you@example.com'
  # s.homepage  = 'http://www.spreecommerce.com'

  #s.files       = `git ls-files`.split("\n")
  #s.test_files  = `git ls-files -- {test,spec,features}/*`.split("\n")
  s.require_path = 'lib'
  s.requirements << 'none'

  s.add_dependency 'spree_core', '~> 1.2.0'

  s.add_development_dependency 'capybara'
  s.add_development_dependency 'factory_girl_rails', '~> 1.7.0'
  s.add_development_dependency 'ffaker'
  s.add_development_dependency 'rspec-rails'
  s.add_development_dependency 'sqlite3'
  s.add_development_dependency 'spork-rails'
  s.add_development_dependency 'launchy'
  s.add_development_dependency 'database_cleaner'
end
```

Update gemspect to keep capybara on 1.1
user
```ruby
# encoding: UTF-8
Gem::Specification.new do |s|
  s.platform    = Gem::Platform::RUBY
  s.name        = 'spree_personalised_products'
  s.version     = '0.2.0'
  s.summary     = 'Adds support for personalised products to Spree.'
  s.description = ''
  s.required_ruby_version = '>= 1.8.7'

  s.author    = 'Stefan Senk'
  # s.email     = 'you@example.com'
  # s.homepage  = 'http://www.spreecommerce.com'

  #s.files       = `git ls-files`.split("\n")
  #s.test_files  = `git ls-files -- {test,spec,features}/*`.split("\n")
  s.require_path = 'lib'
  s.requirements << 'none'

  s.add_dependency 'spree_core', '~> 1.2.0'

  s.add_development_dependency 'capybara', '~> 1.1'
  s.add_development_dependency 'factory_girl_rails', '~> 1.7.0'
  s.add_development_dependency 'ffaker'
  s.add_development_dependency 'rspec-rails'
  s.add_development_dependency 'sqlite3'
  s.add_development_dependency 'spork-rails'
  s.add_development_dependency 'launchy'
  s.add_development_dependency 'database_cleaner'
end
```
assistant