diff --git a/.rubocop.yml b/.rubocop.yml
index ffebef8..2168d74 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -13,7 +13,6 @@ AllCops:
     - bin/*
     - gemfiles/*
     - spec/dummy/**/*
-    - lib/generators/**/*.rb
 
 Gemspec/RequireMFA:
   Enabled: false
@@ -37,6 +36,7 @@ Layout/LineLength:
   Exclude:
     - remotipart.gemspec
     - spec/remotipart/features/comments_spec.rb
+    - lib/generators/remotipart/install/install_generator.rb
 
 Layout/EmptyLines:
   Enabled: false
diff --git a/lib/generators/remotipart/install/install_generator.rb b/lib/generators/remotipart/install/install_generator.rb
index 0e87af2..871e46d 100644
--- a/lib/generators/remotipart/install/install_generator.rb
+++ b/lib/generators/remotipart/install/install_generator.rb
@@ -1,19 +1,21 @@
-require 'rails'
+# frozen_string_literal: true
+
+require 'rails/generators'
 
 module Remotipart
   module Generators
     class InstallGenerator < ::Rails::Generators::Base
 
       desc "This generator installs IframeTransport.js #{Remotipart::IFRAMETRANSPORT_VERSION} and Remotipart #{Remotipart::VERSION}"
-      source_root File.expand_path('../../../../../vendor/assets/javascripts', __FILE__)
+      source_root File.expand_path('../../../../vendor/assets/javascripts', __dir__)
 
       def install_iframe_transport
-        say_status "copying", "IframeTransport.js #{Remotipart::IFRAMETRANSPORT_VERSION}", :green
-        copy_file "jquery.iframe-transport.js", "public/javascripts/jquery.iframe-transport.js"
+        say_status 'copying', "IframeTransport.js #{Remotipart::IFRAMETRANSPORT_VERSION}", :green
+        copy_file 'jquery.iframe-transport.js', 'public/javascripts/jquery.iframe-transport.js'
       end
 
       def install_remotipart
-        say_status "copying", "Remotipart.js #{Remotipart::VERSION}", :green
+        say_status 'copying', "Remotipart.js #{Remotipart::VERSION}", :green
         copy_file 'jquery.remotipart.js', 'public/javascripts/jquery.remotipart.js'
       end
     end
diff --git a/lib/remotipart.rb b/lib/remotipart.rb
index 2003ad1..2f4ebd9 100644
--- a/lib/remotipart.rb
+++ b/lib/remotipart.rb
@@ -1,11 +1,14 @@
 # frozen_string_literal: true
 
+# require external dependencies
 require 'zeitwerk'
-loader = Zeitwerk::Loader.for_gem
-generators = "#{__dir__}/generators"
-loader.ignore(generators)
-loader.setup
+
+# load zeitwerk
+Zeitwerk::Loader.for_gem.tap do |loader|
+  loader.ignore("#{__dir__}/generators")
+  loader.setup
+end
 
 module Remotipart
-  require 'remotipart/engine' if defined?(Rails)
+  require_relative 'remotipart/engine' if defined?(Rails)
 end