```ruby
# coding: utf-8
lib = File.expand_path('../lib', __FILE__)
$LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
require 'rf/stylez/version'

Gem::Specification.new do |spec|
  spec.name          = 'rf-stylez'
  spec.version       = Rf::Stylez::VERSION
  spec.authors       = ['Emanuel Evans']
  spec.email         = ['emanuel@rainforestqa.com']
  spec.license       = 'MIT'

  spec.summary       = %q{Styles for Rainforest code}
  spec.description   = 'Configurations for Rubocop and other style enforcers/linters'
  spec.homepage      = 'https://github.com/rainforestapp/rf-stylez'

  spec.files         = `git ls-files -z`.split("\x0").reject { |f| f.match(%r{^(test|spec|features)/}) }
  spec.bindir        = 'exe'
  spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
  spec.require_paths = ['lib']

  spec.add_runtime_dependency 'rubocop', '~> 0.59.0'

  spec.add_development_dependency 'bundler', '~> 1.10'
  spec.add_development_dependency 'rake', '~> 10.0'
  spec.add_development_dependency 'rspec', '>= 3.4'
  spec.add_development_dependency 'byebug'
  spec.add_development_dependency 'rspec_junit_formatter'
end
```

Update rubocop requirement from ~> 0.59.0 to >= 0.59, < 0.72
user
```ruby
# coding: utf-8
lib = File.expand_path('../lib', __FILE__)
$LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
require 'rf/stylez/version'

Gem::Specification.new do |spec|
  spec.name          = 'rf-stylez'
  spec.version       = Rf::Stylez::VERSION
  spec.authors       = ['Emanuel Evans']
  spec.email         = ['emanuel@rainforestqa.com']
  spec.license       = 'MIT'

  spec.summary       = %q{Styles for Rainforest code}
  spec.description   = 'Configurations for Rubocop and other style enforcers/linters'
  spec.homepage      = 'https://github.com/rainforestapp/rf-stylez'

  spec.files         = `git ls-files -z`.split("\x0").reject { |f| f.match(%r{^(test|spec|features)/}) }
  spec.bindir        = 'exe'
  spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
  spec.require_paths = ['lib']

  spec.add_runtime_dependency 'rubocop', '>= 0.59', '< 0.72'

  spec.add_development_dependency 'bundler', '~> 1.10'
  spec.add_development_dependency 'rake', '~> 10.0'
  spec.add_development_dependency 'rspec', '>= 3.4'
  spec.add_development_dependency 'byebug'
  spec.add_development_dependency 'rspec_junit_formatter'
end
```
assistant