diff --git a/Gemfile b/Gemfile
index 1487b97..38f79ad 100644
--- a/Gemfile
+++ b/Gemfile
@@ -4,7 +4,7 @@ git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 # Specify your gem's dependencies in importmap-rails.gemspec.
 gemspec
 
-rails_version = ENV["RAILS_VERSION"] || "6.1.0"
+rails_version = ENV["RAILS_VERSION"] || "8.0.1"
 gem "rails", "~> #{rails_version}"
 
 gem "sqlite3"
diff --git a/Gemfile.lock b/Gemfile.lock
index 29b8821..7da5085 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,73 +1,88 @@
 PATH
   remote: .
   specs:
-    cssbundling-rails (1.4.2)
+    cssbundling-rails (1.4.3)
       railties (>= 6.0.0)
 
 GEM
   remote: https://rubygems.org/
   specs:
-    actioncable (6.1.7.8)
-      actionpack (= 6.1.7.8)
-      activesupport (= 6.1.7.8)
+    actioncable (8.0.1)
+      actionpack (= 8.0.1)
+      activesupport (= 8.0.1)
       nio4r (~> 2.0)
       websocket-driver (>= 0.6.1)
-    actionmailbox (6.1.7.8)
-      actionpack (= 6.1.7.8)
-      activejob (= 6.1.7.8)
-      activerecord (= 6.1.7.8)
-      activestorage (= 6.1.7.8)
-      activesupport (= 6.1.7.8)
-      mail (>= 2.7.1)
-    actionmailer (6.1.7.8)
-      actionpack (= 6.1.7.8)
-      actionview (= 6.1.7.8)
-      activejob (= 6.1.7.8)
-      activesupport (= 6.1.7.8)
-      mail (~> 2.5, >= 2.5.4)
-      rails-dom-testing (~> 2.0)
-    actionpack (6.1.7.8)
-      actionview (= 6.1.7.8)
-      activesupport (= 6.1.7.8)
-      rack (~> 2.0, >= 2.0.9)
+      zeitwerk (~> 2.6)
+    actionmailbox (8.0.1)
+      actionpack (= 8.0.1)
+      activejob (= 8.0.1)
+      activerecord (= 8.0.1)
+      activestorage (= 8.0.1)
+      activesupport (= 8.0.1)
+      mail (>= 2.8.0)
+    actionmailer (8.0.1)
+      actionpack (= 8.0.1)
+      actionview (= 8.0.1)
+      activejob (= 8.0.1)
+      activesupport (= 8.0.1)
+      mail (>= 2.8.0)
+      rails-dom-testing (~> 2.2)
+    actionpack (8.0.1)
+      actionview (= 8.0.1)
+      activesupport (= 8.0.1)
+      nokogiri (>= 1.8.5)
+      rack (>= 2.2.4)
+      rack-session (>= 1.0.1)
       rack-test (>= 0.6.3)
-      rails-dom-testing (~> 2.0)
-      rails-html-sanitizer (~> 1.0, >= 1.2.0)
-    actiontext (6.1.7.8)
-      actionpack (= 6.1.7.8)
-      activerecord (= 6.1.7.8)
-      activestorage (= 6.1.7.8)
-      activesupport (= 6.1.7.8)
+      rails-dom-testing (~> 2.2)
+      rails-html-sanitizer (~> 1.6)
+      useragent (~> 0.16)
+    actiontext (8.0.1)
+      actionpack (= 8.0.1)
+      activerecord (= 8.0.1)
+      activestorage (= 8.0.1)
+      activesupport (= 8.0.1)
+      globalid (>= 0.6.0)
       nokogiri (>= 1.8.5)
-    actionview (6.1.7.8)
-      activesupport (= 6.1.7.8)
+    actionview (8.0.1)
+      activesupport (= 8.0.1)
       builder (~> 3.1)
-      erubi (~> 1.4)
-      rails-dom-testing (~> 2.0)
-      rails-html-sanitizer (~> 1.1, >= 1.2.0)
-    activejob (6.1.7.8)
-      activesupport (= 6.1.7.8)
+      erubi (~> 1.11)
+      rails-dom-testing (~> 2.2)
+      rails-html-sanitizer (~> 1.6)
+    activejob (8.0.1)
+      activesupport (= 8.0.1)
       globalid (>= 0.3.6)
-    activemodel (6.1.7.8)
-      activesupport (= 6.1.7.8)
-    activerecord (6.1.7.8)
-      activemodel (= 6.1.7.8)
-      activesupport (= 6.1.7.8)
-    activestorage (6.1.7.8)
-      actionpack (= 6.1.7.8)
-      activejob (= 6.1.7.8)
-      activerecord (= 6.1.7.8)
-      activesupport (= 6.1.7.8)
+    activemodel (8.0.1)
+      activesupport (= 8.0.1)
+    activerecord (8.0.1)
+      activemodel (= 8.0.1)
+      activesupport (= 8.0.1)
+      timeout (>= 0.4.0)
+    activestorage (8.0.1)
+      actionpack (= 8.0.1)
+      activejob (= 8.0.1)
+      activerecord (= 8.0.1)
+      activesupport (= 8.0.1)
       marcel (~> 1.0)
-      mini_mime (>= 1.1.0)
-    activesupport (6.1.7.8)
-      concurrent-ruby (~> 1.0, >= 1.0.2)
+    activesupport (8.0.1)
+      base64
+      benchmark (>= 0.3)
+      bigdecimal
+      concurrent-ruby (~> 1.0, >= 1.3.1)
+      connection_pool (>= 2.2.5)
+      drb
       i18n (>= 1.6, < 2)
+      logger (>= 1.4.2)
       minitest (>= 5.1)
-      tzinfo (~> 2.0)
-      zeitwerk (~> 2.3)
+      securerandom (>= 0.3)
+      tzinfo (~> 2.0, >= 2.0.5)
+      uri (>= 0.13.1)
     addressable (2.8.7)
       public_suffix (>= 2.0.2, < 7.0)
+    base64 (0.2.0)
+    benchmark (0.4.0)
+    bigdecimal (3.1.9)
     builder (3.3.0)
     byebug (11.1.3)
     capybara (3.40.0)
@@ -79,15 +94,23 @@ GEM
       rack-test (>= 0.6.3)
       regexp_parser (>= 1.5, < 3.0)
       xpath (~> 3.2)
-    concurrent-ruby (1.3.3)
+    concurrent-ruby (1.3.5)
+    connection_pool (2.5.0)
     crass (1.0.6)
-    date (3.3.4)
-    erubi (1.13.0)
+    date (3.4.1)
+    drb (2.2.1)
+    erubi (1.13.1)
     globalid (1.2.1)
       activesupport (>= 6.1)
-    i18n (1.14.5)
+    i18n (1.14.7)
       concurrent-ruby (~> 1.0)
-    loofah (2.22.0)
+    io-console (0.8.0)
+    irb (1.15.1)
+      pp (>= 0.6.0)
+      rdoc (>= 4.0.0)
+      reline (>= 0.4.2)
+    logger (1.6.6)
+    loofah (2.24.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.12.0)
     mail (2.8.1)
@@ -97,117 +120,140 @@ GEM
       net-smtp
     marcel (1.0.4)
     matrix (0.4.2)
-    method_source (1.1.0)
     mini_mime (1.1.5)
-    minitest (5.24.1)
-    net-imap (0.4.14)
+    minitest (5.25.4)
+    net-imap (0.5.6)
       date
       net-protocol
     net-pop (0.1.2)
       net-protocol
     net-protocol (0.2.2)
       timeout
-    net-smtp (0.5.0)
+    net-smtp (0.5.1)
       net-protocol
-    nio4r (2.7.3)
-    nokogiri (1.16.7-aarch64-linux)
+    nio4r (2.7.4)
+    nokogiri (1.18.3-aarch64-linux-gnu)
+      racc (~> 1.4)
+    nokogiri (1.18.3-aarch64-linux-musl)
+      racc (~> 1.4)
+    nokogiri (1.18.3-arm-linux-gnu)
+      racc (~> 1.4)
+    nokogiri (1.18.3-arm-linux-musl)
+      racc (~> 1.4)
+    nokogiri (1.18.3-arm64-darwin)
       racc (~> 1.4)
-    nokogiri (1.16.7-arm64-darwin)
+    nokogiri (1.18.3-x86_64-darwin)
       racc (~> 1.4)
-    nokogiri (1.16.7-x86_64-darwin)
+    nokogiri (1.18.3-x86_64-linux-gnu)
       racc (~> 1.4)
-    nokogiri (1.16.7-x86_64-linux)
+    nokogiri (1.18.3-x86_64-linux-musl)
       racc (~> 1.4)
+    pp (0.6.2)
+      prettyprint
+    prettyprint (0.2.0)
+    psych (5.2.3)
+      date
+      stringio
     public_suffix (6.0.1)
-    racc (1.8.0)
-    rack (2.2.9)
-    rack-test (2.1.0)
+    racc (1.8.1)
+    rack (3.1.10)
+    rack-session (2.1.0)
+      base64 (>= 0.1.0)
+      rack (>= 3.0.0)
+    rack-test (2.2.0)
       rack (>= 1.3)
-    rails (6.1.7.8)
-      actioncable (= 6.1.7.8)
-      actionmailbox (= 6.1.7.8)
-      actionmailer (= 6.1.7.8)
-      actionpack (= 6.1.7.8)
-      actiontext (= 6.1.7.8)
-      actionview (= 6.1.7.8)
-      activejob (= 6.1.7.8)
-      activemodel (= 6.1.7.8)
-      activerecord (= 6.1.7.8)
-      activestorage (= 6.1.7.8)
-      activesupport (= 6.1.7.8)
+    rackup (2.2.1)
+      rack (>= 3)
+    rails (8.0.1)
+      actioncable (= 8.0.1)
+      actionmailbox (= 8.0.1)
+      actionmailer (= 8.0.1)
+      actionpack (= 8.0.1)
+      actiontext (= 8.0.1)
+      actionview (= 8.0.1)
+      activejob (= 8.0.1)
+      activemodel (= 8.0.1)
+      activerecord (= 8.0.1)
+      activestorage (= 8.0.1)
+      activesupport (= 8.0.1)
       bundler (>= 1.15.0)
-      railties (= 6.1.7.8)
-      sprockets-rails (>= 2.0.0)
+      railties (= 8.0.1)
     rails-dom-testing (2.2.0)
       activesupport (>= 5.0.0)
       minitest
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.6.0)
+    rails-html-sanitizer (1.6.2)
       loofah (~> 2.21)
-      nokogiri (~> 1.14)
-    railties (6.1.7.8)
-      actionpack (= 6.1.7.8)
-      activesupport (= 6.1.7.8)
-      method_source
+      nokogiri (>= 1.15.7, != 1.16.7, != 1.16.6, != 1.16.5, != 1.16.4, != 1.16.3, != 1.16.2, != 1.16.1, != 1.16.0.rc1, != 1.16.0)
+    railties (8.0.1)
+      actionpack (= 8.0.1)
+      activesupport (= 8.0.1)
+      irb (~> 1.13)
+      rackup (>= 1.0.0)
       rake (>= 12.2)
-      thor (~> 1.0)
+      thor (~> 1.0, >= 1.2.2)
+      zeitwerk (~> 2.6)
     rake (13.2.1)
-    regexp_parser (2.9.2)
-    rexml (3.3.2)
-      strscan
-    rubyzip (2.3.2)
+    rdoc (6.12.0)
+      psych (>= 4.0.0)
+    regexp_parser (2.10.0)
+    reline (0.6.0)
+      io-console (~> 0.5)
+    rexml (3.4.1)
+    rubyzip (2.4.1)
+    securerandom (0.4.1)
     selenium-webdriver (4.10.0)
       rexml (~> 3.2, >= 3.2.5)
       rubyzip (>= 1.2.2, < 3.0)
       websocket (~> 1.0)
-    sprockets (4.2.1)
-      concurrent-ruby (~> 1.0)
-      rack (>= 2.2.4, < 4)
-    sprockets-rails (3.5.1)
-      actionpack (>= 6.1)
-      activesupport (>= 6.1)
-      sprockets (>= 3.0.0)
-    sqlite3 (2.0.2-aarch64-linux-gnu)
-    sqlite3 (2.0.2-arm64-darwin)
-    sqlite3 (2.0.2-x86_64-darwin)
-    sqlite3 (2.0.2-x86_64-linux-gnu)
-    stimulus-rails (1.3.3)
-      railties (>= 6.0.0)
-    strscan (3.1.0)
-    thor (1.3.1)
-    timeout (0.4.1)
-    turbo-rails (2.0.6)
-      actionpack (>= 6.0.0)
-      activejob (>= 6.0.0)
+    sqlite3 (2.6.0-aarch64-linux-gnu)
+    sqlite3 (2.6.0-aarch64-linux-musl)
+    sqlite3 (2.6.0-arm-linux-gnu)
+    sqlite3 (2.6.0-arm-linux-musl)
+    sqlite3 (2.6.0-arm64-darwin)
+    sqlite3 (2.6.0-x86_64-darwin)
+    sqlite3 (2.6.0-x86_64-linux-gnu)
+    sqlite3 (2.6.0-x86_64-linux-musl)
+    stimulus-rails (1.3.4)
       railties (>= 6.0.0)
+    stringio (3.1.5)
+    thor (1.3.2)
+    timeout (0.4.3)
+    turbo-rails (2.0.13)
+      actionpack (>= 7.1.0)
+      railties (>= 7.1.0)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
+    uri (1.0.3)
+    useragent (0.16.11)
     webdrivers (5.3.1)
       nokogiri (~> 1.6)
       rubyzip (>= 1.3.0)
       selenium-webdriver (~> 4.0, < 4.11)
     websocket (1.2.11)
-    websocket-driver (0.7.6)
+    websocket-driver (0.7.7)
+      base64
       websocket-extensions (>= 0.1.0)
     websocket-extensions (0.1.5)
     xpath (3.2.0)
       nokogiri (~> 1.8)
-    zeitwerk (2.6.16)
+    zeitwerk (2.7.2)
 
 PLATFORMS
-  aarch64-linux
-  arm64-darwin-20
-  arm64-darwin-21
-  arm64-darwin-22
-  x86_64-darwin-20
-  x86_64-darwin-21
-  x86_64-linux
+  aarch64-linux-gnu
+  aarch64-linux-musl
+  arm-linux-gnu
+  arm-linux-musl
+  arm64-darwin
+  x86_64-darwin
+  x86_64-linux-gnu
+  x86_64-linux-musl
 
 DEPENDENCIES
   byebug
   capybara
   cssbundling-rails!
-  rails (~> 6.1.0)
+  rails (~> 8.0.1)
   rexml
   selenium-webdriver
   sqlite3
@@ -216,4 +262,4 @@ DEPENDENCIES
   webdrivers
 
 BUNDLED WITH
-   2.2.33
+   2.6.2
diff --git a/README.md b/README.md
index 5413d03..40d04be 100644
--- a/README.md
+++ b/README.md
@@ -47,7 +47,7 @@ Some CSS packages use new CSS features that are not supported by the default Sas
 
 ### Why do I get `application.css not in asset pipeline` in production?
 
-A common issue is that your repository does not contain the output directory used by the build commands. You must have `app/assets/builds` available. Add the directory with a `.gitkeep` file, and you'll ensure it's available in production.
+A common issue is that your repository does not contain the output directory used by the build commands. You must have `app/assets/builds` available. Add the directory with a `.keep` file, and you'll ensure it's available in production.
 
 ### How do I avoid `ActionView::Template::Error: Error: Function rgb is missing argument $green`?
 
diff --git a/lib/cssbundling/version.rb b/lib/cssbundling/version.rb
index d46c887..7524952 100644
--- a/lib/cssbundling/version.rb
+++ b/lib/cssbundling/version.rb
@@ -1,3 +1,3 @@
 module Cssbundling
-  VERSION = "1.4.2"
+  VERSION = "1.4.3"
 end
diff --git a/lib/install/bootstrap/install.rb b/lib/install/bootstrap/install.rb
index abf8e1d..f712775 100644
--- a/lib/install/bootstrap/install.rb
+++ b/lib/install/bootstrap/install.rb
@@ -23,15 +23,15 @@
 
 if Rails.root.join("config/importmap.rb").exist?
   say "Pin Bootstrap"
-  append_to_file "config/importmap.rb", %(pin "bootstrap", to: "bootstrap.min.js"\n)
+  append_to_file "config/importmap.rb", %(pin "bootstrap", to: "bootstrap.bundle.min.js"\n)
 
-  inject_into_file "config/initializers/assets.rb", after: /.*Rails.application.config.assets.paths.*\n/ do
+  inject_into_file "config/initializers/assets.rb", after: /.*\/bootstrap-icons\/font.*\n/ do
     <<~RUBY
       Rails.application.config.assets.paths << Rails.root.join("node_modules/bootstrap/dist/js")
     RUBY
   end
 
-  append_to_file "config/initializers/assets.rb", %(Rails.application.config.assets.precompile << "bootstrap.min.js")
+  append_to_file "config/initializers/assets.rb", %(Rails.application.config.assets.precompile << "bootstrap.bundle.min.js")
 end
 
 add_package_json_script("build:css:compile", "sass ./app/assets/stylesheets/application.bootstrap.scss:./app/assets/builds/application.css --no-source-map --load-path=node_modules")
diff --git a/lib/install/helpers.rb b/lib/install/helpers.rb
index a2b9e6a..cf5b612 100644
--- a/lib/install/helpers.rb
+++ b/lib/install/helpers.rb
@@ -14,7 +14,9 @@ def bundler_x_cmd
   end
 
   def using_bun?
-    File.exist?('bun.lockb') || (tool_exists?('bun') && !File.exist?('yarn.lock'))
+    tool_exists?('bun') && (File.exist?('bun.lockb') || 
+                            File.exist?('bun.lock') ||       
+                            File.exist?('yarn.lock'))
   end
 
   def tool_exists?(tool)
diff --git a/lib/install/install.rb b/lib/install/install.rb
index 0e9129f..4e195ce 100644
--- a/lib/install/install.rb
+++ b/lib/install/install.rb
@@ -20,21 +20,23 @@
 say "Remove app/assets/stylesheets/application.css so build output can take over"
 remove_file "app/assets/stylesheets/application.css"
 
-if (app_layout_path = Rails.root.join("app/views/layouts/application.html.erb")).exist?
-  say "Add stylesheet link tag in application layout"
-  insert_into_file(
-    app_layout_path.to_s,
-    defined?(Turbo) ?
-      %(\n    <%= stylesheet_link_tag "application", "data-turbo-track": "reload" %>) :
-      %(\n    <%= stylesheet_link_tag "application" %>),
-    before: /\s*<\/head>/
-  )
-else
-  say "Default application.html.erb is missing!", :red
-  if defined?(Turbo)
-    say %(        Add <%= stylesheet_link_tag "application", "data-turbo-track": "reload" %> within the <head> tag in your custom layout.)
+if Rails::VERSION::MAJOR < 8
+  if (app_layout_path = Rails.root.join("app/views/layouts/application.html.erb")).exist?
+    say "Add stylesheet link tag in application layout"
+    insert_into_file(
+      app_layout_path.to_s,
+      defined?(Turbo) ?
+        %(\n    <%= stylesheet_link_tag "application", "data-turbo-track": "reload" %>) :
+        %(\n    <%= stylesheet_link_tag "application" %>),
+      before: /\s*<\/head>/
+    )
   else
-    say %(        Add <%= stylesheet_link_tag "application" %> within the <head> tag in your custom layout.)
+    say "Default application.html.erb is missing!", :red
+    if defined?(Turbo)
+      say %(        Add <%= stylesheet_link_tag "application", "data-turbo-track": "reload" %> within the <head> tag in your custom layout.)
+    else
+      say %(        Add <%= stylesheet_link_tag "application" %> within the <head> tag in your custom layout.)
+    end
   end
 end
 
diff --git a/lib/tasks/cssbundling/build.rake b/lib/tasks/cssbundling/build.rake
index 8410147..ddce5ab 100644
--- a/lib/tasks/cssbundling/build.rake
+++ b/lib/tasks/cssbundling/build.rake
@@ -1,5 +1,5 @@
 namespace :css do
-  desc "Install JavaScript dependencies"
+  desc "Install CSS dependencies"
   task :install do
     command = Cssbundling::Tasks.install_command
     unless system(command)
@@ -21,42 +21,42 @@ module Cssbundling
   module Tasks
     extend self
 
+    LOCK_FILES = {
+      bun: %w[bun.lockb bun.lock yarn.lock],
+      yarn: %w[yarn.lock],
+      pnpm: %w[pnpm-lock.yaml],
+      npm: %w[package-lock.json]
+    }
+
     def install_command
-      case tool
-      when :bun then "bun install"
-      when :yarn then "yarn install"
-      when :pnpm then "pnpm install"
-      when :npm then "npm install"
+      case
+      when using_tool?(:bun) then "bun install"
+      when using_tool?(:yarn) then "yarn install"
+      when using_tool?(:pnpm) then "pnpm install"
+      when using_tool?(:npm) then "npm install"
       else raise "cssbundling-rails: No suitable tool found for installing JavaScript dependencies"
       end
     end
 
     def build_command
-      case tool
-      when :bun then "bun run build:css"
-      when :yarn then "yarn build:css"
-      when :pnpm then "pnpm build:css"
-      when :npm then "npm run build:css"
+      case
+      when using_tool?(:bun) then "bun run build:css"
+      when using_tool?(:yarn) then "yarn build:css"
+      when using_tool?(:pnpm) then "pnpm build:css"
+      when using_tool?(:npm) then "npm run build:css"
       else raise "cssbundling-rails: No suitable tool found for building CSS"
       end
     end
 
-    def tool
-      case
-      when File.exist?('bun.lockb') then :bun
-      when File.exist?('yarn.lock') then :yarn
-      when File.exist?('pnpm-lock.yaml') then :pnpm
-      when File.exist?('package-lock.json') then :npm
-      when tool_exists?('bun') then :bun
-      when tool_exists?('yarn') then :yarn
-      when tool_exists?('pnpm') then :pnpm
-      when tool_exists?('npm') then :npm
-      end
-    end
+    private
 
     def tool_exists?(tool)
       system "command -v #{tool} > /dev/null"
     end
+
+    def using_tool?(tool)
+      tool_exists?(tool) && LOCK_FILES[tool].any? { |file| File.exist?(file) }
+    end
   end
 end