calculated_attributes.gemspec in calculated_attributes-0.3.0 vs calculated_attributes.gemspec in calculated_attributes-0.4.0

@@ -1,8 +1,6 @@
-# coding: utf-8
-
-lib = File.expand_path('../lib', __FILE__)
+lib = File.expand_path('lib', __dir__)
 $LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
 require 'calculated_attributes/version'
 
 Gem::Specification.new do |spec|
   spec.name          = 'calculated_attributes'
@@ -20,10 +18,10 @@
 
   spec.add_development_dependency 'appraisal', '~> 2.2.0'
   spec.add_development_dependency 'bundler', '~> 1.15'
   spec.add_development_dependency 'rake', '~> 10.0'
   spec.add_development_dependency 'rspec', '~> 3.1'
-  spec.add_development_dependency 'rubocop', '~> 0.49.0'
+  spec.add_development_dependency 'rubocop', '~> 0.74.0'
   spec.add_development_dependency 'sqlite3', '~> 1.3.10'
 
   spec.add_dependency 'activerecord', '>= 3.2.20'
 end