diff --git a/bin/rails b/bin/rails
deleted file mode 100755
index 60cdaee..0000000
--- a/bin/rails
+++ /dev/null
@@ -1,26 +0,0 @@
-#!/usr/bin/env ruby
-# frozen_string_literal: true
-
-# This command will automatically be run when you run "rails" with Rails gems
-# installed from the root of your application.
-
-ENGINE_ROOT = File.expand_path('..', __dir__)
-ENGINE_PATH = File.expand_path('../lib/github_bot/engine', __dir__)
-
-# Set up gems listed in the Gemfile.
-ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../Gemfile', __dir__)
-require 'bundler/setup' if File.exist?(ENV['BUNDLE_GEMFILE'])
-
-require 'rails'
-# Pick the frameworks you want:
-require 'active_model/railtie'
-require 'active_job/railtie'
-require 'active_record/railtie'
-require 'active_storage/engine'
-require 'action_controller/railtie'
-require 'action_mailer/railtie'
-require 'action_view/railtie'
-require 'action_cable/engine'
-require 'sprockets/railtie'
-# require "rails/test_unit/railtie"
-require 'rails/engine/commands'
diff --git a/bin/rake b/bin/rake
deleted file mode 100755
index 9275675..0000000
--- a/bin/rake
+++ /dev/null
@@ -1,29 +0,0 @@
-#!/usr/bin/env ruby
-# frozen_string_literal: true
-
-#
-# This file was generated by Bundler.
-#
-# The application 'rake' is installed as part of a gem, and
-# this file is here to facilitate running it.
-#
-
-require "pathname"
-ENV["BUNDLE_GEMFILE"] ||= File.expand_path("../../Gemfile",
-  Pathname.new(__FILE__).realpath)
-
-bundle_binstub = File.expand_path("../bundle", __FILE__)
-
-if File.file?(bundle_binstub)
-  if File.read(bundle_binstub, 300) =~ /This file was generated by Bundler/
-    load(bundle_binstub)
-  else
-    abort("Your `bin/bundle` was not generated by Bundler, so this binstub cannot run.
-Replace `bin/bundle` by running `bundle binstubs bundler --force`, then run this command again.")
-  end
-end
-
-require "rubygems"
-require "bundler/setup"
-
-load Gem.bin_path("rake", "rake")
diff --git a/lib/github_bot/version.rb b/lib/github_bot/version.rb
index ec16e79..555059b 100644
--- a/lib/github_bot/version.rb
+++ b/lib/github_bot/version.rb
@@ -1,7 +1,7 @@
 # frozen_string_literal: true
 
 module GithubBot
-  VERSION = '0.2.1'
+  VERSION = '0.2.2'
 
   # version module
   module Version