keep_up.gemspec in keep_up-0.6.0 vs keep_up.gemspec in keep_up-0.6.1

@@ -1,6 +1,7 @@
 # coding: utf-8
+
 lib = File.expand_path('../lib', __FILE__)
 $LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
 require 'keep_up/version'
 
 Gem::Specification.new do |spec|
@@ -26,8 +27,7 @@
   spec.add_runtime_dependency 'bundler', '~> 1.13'
 
   spec.add_development_dependency 'rake', '~> 12.0'
   spec.add_development_dependency 'rspec', '~> 3.0'
   spec.add_development_dependency 'aruba', '~> 0.14.2'
-  spec.add_development_dependency 'rubocop', '~> 0.47.1'
   spec.add_development_dependency 'pry'
 end