```ruby
Gem::Specification.new do |s|
  s.platform          = Gem::Platform::RUBY
  s.name              = %q{decorators}
  s.version           = %q{2.0.2}
  s.description       = %q{Manages the process of loading decorators into your Rails application.}
  s.summary           = %q{Rails decorators plugin.}
  s.email             = %q{gems@p.arndt.io}
  s.homepage          = %q{https://github.com/parndt/decorators}
  s.authors           = ["Philip Arndt"]
  s.license           = %q{MIT}
  s.require_paths     = %w(lib)

  s.files             = %w[
    lib/decorators.rb
    lib/decorators/paths.rb
    lib/decorators/railtie.rb
    license.md
    readme.md
  ]

  s.add_dependency             "railties", ">= 4.0.0", "< 5.1"
  s.add_development_dependency "rspec", "~> 3.5", ">= 3.5.0"

  s.cert_chain  = ["certs/parndt.pem"]
  if $0 =~ /gem\z/ && ARGV.include?("build") && ARGV.include?(__FILE__)
    s.signing_key = File.expand_path("~/.ssh/gem-private_key.pem")
  end
end
```

Add support for Rails 5.1
user
```ruby
Gem::Specification.new do |s|
  s.platform          = Gem::Platform::RUBY
  s.name              = %q{decorators}
  s.version           = %q{2.0.3}
  s.description       = %q{Manages the process of loading decorators into your Rails application.}
  s.summary           = %q{Rails decorators plugin.}
  s.email             = %q{gems@p.arndt.io}
  s.homepage          = %q{https://github.com/parndt/decorators}
  s.authors           = ["Philip Arndt"]
  s.license           = %q{MIT}
  s.require_paths     = %w(lib)

  s.files             = %w[
    lib/decorators.rb
    lib/decorators/paths.rb
    lib/decorators/railtie.rb
    license.md
    readme.md
  ]

  s.add_dependency             "railties", ">= 4.0.0", "< 5.2"
  s.add_development_dependency "rspec", "~> 3.5", ">= 3.5.0"

  s.cert_chain  = ["certs/parndt.pem"]
  if $0 =~ /gem\z/ && ARGV.include?("build") && ARGV.include?(__FILE__)
    s.signing_key = File.expand_path("~/.ssh/gem-private_key.pem")
  end
end
```
assistant