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

Gem::Specification.new do |spec|
  spec.name          = 'workable'
  spec.version       = Workable::VERSION
  spec.authors       = ['Rafał Wojsznis', 'Michal Papis']
  spec.email         = ['rafal.wojsznis@gmail.com', 'mpapis@gmail.com']
  spec.homepage      = 'https://github.com/emq/workable'
  spec.license       = 'MIT'
  spec.summary = spec.description = 'Dead-simple Ruby API client for workable.com'

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

  spec.required_ruby_version = '>= 2.1.0'

  spec.add_development_dependency 'rake', '~> 10.0'
  spec.add_development_dependency 'rspec', '~> 3.1.0'
  spec.add_development_dependency 'webmock', '~> 1.20.4'
  spec.add_development_dependency 'coveralls', '~> 0.8.9'
  spec.add_development_dependency 'guard', '~> 2.12'
  spec.add_development_dependency 'guard-rspec', '~> 4.5'
end
```

Make guard a soft dev-dependency
user
```ruby
# coding: utf-8
lib = File.expand_path('../lib', __FILE__)
$LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
require 'workable/version'

Gem::Specification.new do |spec|
  spec.name          = 'workable'
  spec.version       = Workable::VERSION
  spec.authors       = ['Rafał Wojsznis', 'Michal Papis']
  spec.email         = ['rafal.wojsznis@gmail.com', 'mpapis@gmail.com']
  spec.homepage      = 'https://github.com/emq/workable'
  spec.license       = 'MIT'
  spec.summary = spec.description = 'Dead-simple Ruby API client for workable.com'

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

  spec.required_ruby_version = '>= 2.1.0'

  spec.add_development_dependency 'rake', '~> 10.0'
  spec.add_development_dependency 'rspec', '~> 3.1.0'
  spec.add_development_dependency 'webmock', '~> 1.20.4'
  spec.add_development_dependency 'coveralls', '~> 0.8.9'
end
```
assistant