sugar_utils.gemspec in sugar_utils-0.2.0 vs sugar_utils.gemspec in sugar_utils-0.3.0

@@ -1,6 +1,7 @@
 # coding: utf-8
+
 lib = File.expand_path('../lib', __FILE__)
 $LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
 require 'sugar_utils/version'
 
 Gem::Specification.new do |spec|
@@ -15,18 +16,21 @@
 
   spec.files         = `git ls-files -z`.split("\x0")
   spec.test_files    = spec.files.grep(%r{^(test|spec|features)/})
   spec.require_paths = ['lib']
 
+  spec.required_ruby_version = '>= 2.0.0'
+
   spec.add_dependency 'multi_json',   '~> 1.12.1'
   spec.add_dependency 'solid_assert', '~> 1.0'
 
   spec.add_development_dependency 'bundler',       '~> 1.7'
-  spec.add_development_dependency 'rake',          '~> 10.0'
-  spec.add_development_dependency 'rspec',         '~> 3.4.0'
+  spec.add_development_dependency 'rake',          '~> 12.0'
+  spec.add_development_dependency 'rspec',         '~> 3.5.0'
   spec.add_development_dependency 'rspec-tabular', '~> 0.1.0'
-  spec.add_development_dependency 'simplecov',     '~> 0.11.0'
-  spec.add_development_dependency 'rubocop',       '~> 0.37'
-  spec.add_development_dependency 'yard',          '~> 0.8.7.6'
+  spec.add_development_dependency 'simplecov',     '~> 0.14.0'
+  spec.add_development_dependency 'yard',          '~> 0.9.0'
   spec.add_development_dependency 'yardstick',     '~> 0.9.9'
   spec.add_development_dependency 'fakefs',        '~> 0.7'
+  spec.add_development_dependency 'codeclimate-test-reporter'
+  spec.add_development_dependency 'rubocop'
 end