Rakefile in chef-vault-2.2.1 vs Rakefile in chef-vault-2.2.2

@@ -1,5 +1,6 @@
+require 'bundler/gem_tasks'
 require 'rspec/core/rake_task'
 
 RSpec::Core::RakeTask.new(:spec)
 
-task :default => :spec
+task default: :spec