Rakefile in mongoid_search-0.3.4 vs Rakefile in mongoid_search-0.3.5

@@ -1,10 +1,13 @@
 require 'rubygems'
 require 'rake'
 
 require 'rspec/core/rake_task'
 RSpec::Core::RakeTask.new(:spec) do |spec|
-  spec.rspec_opts = ["-c", "-f progress"]
+  spec.rspec_opts = ['-c', '-f progress']
   spec.pattern = 'spec/**/*_spec.rb'
 end
 
-task :default => :spec
+require 'rubocop/rake_task'
+RuboCop::RakeTask.new(:rubocop)
+
+task default: %i[rubocop spec]