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

Gem::Specification.new do |spec|
  spec.name          = 'limit_detectors'
  spec.version       = LimitDetectors::VERSION
  spec.authors       = ['Stephan Kämper']
  spec.email         = ['the.tester@seasidetesting.com']
  spec.summary       = %q{Detect certain conditions of elements of an Enumerable object}
  spec.description   = %q{Some methods to detect whether an Enumerable object contains a constrained number of elements that match a given condition.}
  spec.homepage      = ''
  spec.license       = 'MIT'

  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.add_development_dependency 'bundler'
  spec.add_development_dependency 'rake', '~> 11.2'
  spec.add_development_dependency 'rspec', '~> 3.5'
  spec.add_development_dependency 'pry', '~> 0.10'
  spec.add_development_dependency 'pry-doc'
end
```

Bump Rake & RSpec versions
user
```ruby
# coding: utf-8
lib = File.expand_path('../lib', __FILE__)
$LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
require 'limit_detectors/version'

Gem::Specification.new do |spec|
  spec.name          = 'limit_detectors'
  spec.version       = LimitDetectors::VERSION
  spec.authors       = ['Stephan Kämper']
  spec.email         = ['the.tester@seasidetesting.com']
  spec.summary       = %q{Detect certain conditions of elements of an Enumerable object}
  spec.description   = %q{Some methods to detect whether an Enumerable object contains a constrained number of elements that match a given condition.}
  spec.homepage      = ''
  spec.license       = 'MIT'

  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.add_development_dependency 'bundler'
  spec.add_development_dependency 'rake', '~> 12.0'
  spec.add_development_dependency 'rspec', '~> 3.6'
  spec.add_development_dependency 'pry', '~> 0.10'
  spec.add_development_dependency 'pry-doc'
end
```
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