```ruby
$:.push File.expand_path("../lib", __FILE__)

require "pigtail/version"

Gem::Specification.new do |s|
  s.name          = "pigtail"
  s.version       = Pigtail::VERSION
  s.authors       = ["Nab Inno"]
  s.email         = ["nab@blahfe.com"]
  s.homepage      = "https://github.com/nabinno/pigtail"
  s.summary       = %q{Configs in ruby.}
  s.description   = %q{Clean ruby syntax for writing and deploying configs.}
  s.license       = "MIT"

  s.files         = Dir["{bin,lib,test}/**/*",
                        "Gemfile", "MIT-LICENSE", "README.md", "Rakefile", "pigtail.gemspec"]
  s.test_files    = Dir["test/{functional,unit}/*"]
  s.executables   = Dir["bin/*"].map{ |f| File.basename(f) }
  s.require_paths = ["lib"]

  s.add_development_dependency "bundler", "~> 1.9"
  s.add_development_dependency "mocha", ">= 0.9.5"
  s.add_development_dependency "rake"
end
```

Fix dependency on mocha and rake
user
```ruby
$:.push File.expand_path("../lib", __FILE__)

require "pigtail/version"

Gem::Specification.new do |s|
  s.name          = "pigtail"
  s.version       = Pigtail::VERSION
  s.authors       = ["Nab Inno"]
  s.email         = ["nab@blahfe.com"]
  s.homepage      = "https://github.com/nabinno/pigtail"
  s.summary       = %q{Configs in ruby.}
  s.description   = %q{Clean ruby syntax for writing and deploying configs.}
  s.license       = "MIT"

  s.files         = Dir["{bin,lib,test}/**/*",
                        "Gemfile", "MIT-LICENSE", "README.md", "Rakefile", "pigtail.gemspec"]
  s.test_files    = Dir["test/{functional,unit}/*"]
  s.executables   = Dir["bin/*"].map{ |f| File.basename(f) }
  s.require_paths = ["lib"]

  s.add_development_dependency "bundler", "~> 1.9"
  s.add_development_dependency 'mocha', '~> 0.9', '>= 0.9.5'
  s.add_development_dependency 'rake', '~> 0'
end
```
assistant