diff --git a/.github/workflows/ruby.yml b/.github/workflows/ruby.yml
index 20dafd3..a660de7 100644
--- a/.github/workflows/ruby.yml
+++ b/.github/workflows/ruby.yml
@@ -9,28 +9,28 @@ name: Ruby
 
 on:
   push:
-    branches: [ "master" ]
   pull_request:
-    branches: [ "master" ]
+    types:
+      - opened
+      - synchronize
+      - reopened
 
 permissions:
   contents: read
 
 jobs:
   test:
-
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        ruby-version: ['2.6', '2.7', '3.0']
+        ruby-version: ['3.2', '3.3']
 
     steps:
     - uses: actions/checkout@v3
     - name: Set up Ruby
     # To automatically get bug fixes and new Ruby versions for ruby/setup-ruby,
     # change this to (see https://github.com/ruby/setup-ruby#versioning):
-    # uses: ruby/setup-ruby@v1
-      uses: ruby/setup-ruby@55283cc23133118229fd3f97f9336ee23a179fcf # v1.146.0
+      uses: ruby/setup-ruby@v1
       with:
         ruby-version: ${{ matrix.ruby-version }}
         bundler-cache: true # runs 'bundle install' and caches installed gems automatically
diff --git a/.gitignore b/.gitignore
index 316a815..75bf929 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,3 +8,5 @@ test/dummy/tmp/
 test/dummy/.sass-cache
 gemfiles/*.lock
 Gemfile.lock
+gemfiles/vendor/
+vendor
diff --git a/.travis.yml b/.travis.yml
index 5458bea..68d7601 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,5 +3,4 @@ before_script: 'bundle exec rake test:setup'
 script: 'bundle exec rake test:all'
 cache: bundler
 rvm:
-  - 2.3.3
-  - 2.2.2
+  - 3.3.0
diff --git a/Appraisals b/Appraisals
index dc4de30..e04d285 100644
--- a/Appraisals
+++ b/Appraisals
@@ -1,17 +1,9 @@
-appraise 'rails-3' do
-  gem 'rails', '~> 3.2.18'
-  gem 'test-unit', '~> 3.0'
-end
-
-appraise 'rails-4' do
-  gem 'rails', '~> 4.0.5'
-end
-
-appraise 'rails-41' do
-  gem 'rails', '~> 4.1.1'
+appraise 'rails-7' do
+  gem 'rails', '~> 7.0.0'
+  gem 'rails-controller-testing'
 end
 
-appraise 'rails-5' do
-  gem 'rails', '~> 5.0'
+appraise 'rails-7_1' do
+  gem 'rails', '~> 7.1.0'
   gem 'rails-controller-testing'
 end
diff --git a/README.md b/README.md
index 70506ce..6d49497 100644
--- a/README.md
+++ b/README.md
@@ -74,7 +74,7 @@ end
 
 ### Headers
 
-This plugin adds a `set_cache_control_headers` method to ActionController. You'll need to add this in a `before_filter` or `after_filter` [see note on cookies below](https://github.com/fastly/fastly-rails#sessions-cookies-and-private-data) to any controller action that you wish to edge cache (see example below). The method sets Cache-Control and Surrogate-Control HTTP Headers with a default of 30 days (remember you can configure this, see the initializer setup above).
+This plugin adds a `set_cache_control_headers` method to ActionController. You'll need to add this in a `before_action` or `after_filter` [see note on cookies below](https://github.com/fastly/fastly-rails#sessions-cookies-and-private-data) to any controller action that you wish to edge cache (see example below). The method sets Cache-Control and Surrogate-Control HTTP Headers with a default of 30 days (remember you can configure this, see the initializer setup above).
 
 It's up to you to set Surrogate-Key headers for objects that you want to be able to purge.
 
@@ -82,10 +82,10 @@ To do this use the `set_surrogate_key_header` method on GET actions.
 
 ````ruby
 class BooksController < ApplicationController
-  # include this before_filter in controller endpoints that you wish to edge cache
-  before_filter :set_cache_control_headers, only: [:index, :show]
+  # include this before_action in controller endpoints that you wish to edge cache
+  before_action :set_cache_control_headers, only: [:index, :show]
   # This can be used with any customer actions. Set these headers for GETs that you want to cache
-  # e.g. before_filter :set_cache_control_headers, only: [:index, :show, :my_custom_action]
+  # e.g. before_action :set_cache_control_headers, only: [:index, :show, :my_custom_action]
 
   def index
     @books = Book.all
diff --git a/Rakefile b/Rakefile
index d032fe9..d04190d 100644
--- a/Rakefile
+++ b/Rakefile
@@ -22,13 +22,13 @@ Bundler::GemHelper.install_tasks
 namespace :test do
   desc 'Install dependencies for all tests with appraisal'
   task :setup do
-    sh 'bin/rails db:environment:set RAILS_ENV=test 2>&1 >/dev/null || exit 0'
-    sh 'appraisal install'
+    sh 'bundle exec appraisal install'
   end
 
   desc 'Run all tests with appraisal'
   task :all do
-    sh 'appraisal rake test'
+    sh 'bundle exec appraisal install'
+    sh 'bundle exec appraisal rake test'
   end
 end
 
@@ -41,5 +41,4 @@ Rake::TestTask.new(:test) do |t|
   t.verbose = false
 end
 
-
 task default: :test
diff --git a/fastly-rails.gemspec b/fastly-rails.gemspec
index 47c8bb8..e2f4e66 100644
--- a/fastly-rails.gemspec
+++ b/fastly-rails.gemspec
@@ -15,14 +15,13 @@ Gem::Specification.new do |s|
   s.test_files = Dir["test/**/*"]
 
   s.add_dependency "railties", '> 2', '< 8'
-  s.add_dependency 'fastly', '~> 1.6'
+  s.add_dependency 'fastly', '~> 3.0.0'
 
   s.add_development_dependency "sqlite3"
-  s.add_development_dependency "database_cleaner"
-  s.add_development_dependency "factory_girl_rails"
+  s.add_development_dependency "database_cleaner-active_record"
+  s.add_development_dependency "factory_bot"
   s.add_development_dependency "ffaker"
   s.add_development_dependency "minitest-spec-rails"
   s.add_development_dependency "appraisal"
   s.add_development_dependency 'webmock', ((RUBY_VERSION <= '1.9.3') ? '2.2.0' : '>= 2.3.0')
-  s.add_development_dependency 'rails'
 end
diff --git a/gemfiles/rails_3.gemfile b/gemfiles/rails_3.gemfile
deleted file mode 100644
index bbd9aa2..0000000
--- a/gemfiles/rails_3.gemfile
+++ /dev/null
@@ -1,8 +0,0 @@
-# This file was generated by Appraisal
-
-source "https://rubygems.org"
-
-gem "rails", "~> 3.2.18"
-gem "test-unit", "~> 3.0"
-
-gemspec :path => "../"
diff --git a/gemfiles/rails_4.gemfile b/gemfiles/rails_4.gemfile
deleted file mode 100644
index 39a1bd6..0000000
--- a/gemfiles/rails_4.gemfile
+++ /dev/null
@@ -1,7 +0,0 @@
-# This file was generated by Appraisal
-
-source "https://rubygems.org"
-
-gem "rails", "~> 4.0.5"
-
-gemspec :path => "../"
diff --git a/gemfiles/rails_41.gemfile b/gemfiles/rails_41.gemfile
deleted file mode 100644
index 8dfe1fe..0000000
--- a/gemfiles/rails_41.gemfile
+++ /dev/null
@@ -1,7 +0,0 @@
-# This file was generated by Appraisal
-
-source "https://rubygems.org"
-
-gem "rails", "~> 4.1.1"
-
-gemspec :path => "../"
diff --git a/gemfiles/rails_5.gemfile b/gemfiles/rails_7.gemfile
similarity index 69%
rename from gemfiles/rails_5.gemfile
rename to gemfiles/rails_7.gemfile
index 265a9a1..2be2eae 100644
--- a/gemfiles/rails_5.gemfile
+++ b/gemfiles/rails_7.gemfile
@@ -2,7 +2,7 @@
 
 source "https://rubygems.org"
 
-gem "rails", "~> 5.0"
+gem "rails", "~> 7.0.0"
 gem "rails-controller-testing"
 
-gemspec :path => "../"
+gemspec path: "../"
diff --git a/gemfiles/rails_7_1.gemfile b/gemfiles/rails_7_1.gemfile
new file mode 100644
index 0000000..45820b6
--- /dev/null
+++ b/gemfiles/rails_7_1.gemfile
@@ -0,0 +1,8 @@
+# This file was generated by Appraisal
+
+source "https://rubygems.org"
+
+gem "rails", "~> 7.1.0"
+gem "rails-controller-testing"
+
+gemspec path: "../"
diff --git a/test/dummy/app/controllers/books_controller.rb b/test/dummy/app/controllers/books_controller.rb
index 91aea7f..b527103 100644
--- a/test/dummy/app/controllers/books_controller.rb
+++ b/test/dummy/app/controllers/books_controller.rb
@@ -1,6 +1,6 @@
 class BooksController < ApplicationController
-  before_filter :set_cache_control_headers, only: [:index, :show]
-  before_filter :find_book, :only => [:show, :edit, :update, :destroy]
+  before_action :set_cache_control_headers, only: [:index, :show]
+  before_action :find_book, :only => [:show, :edit, :update, :destroy]
 
   def index
     @books = Book.all
diff --git a/test/dummy/config/boot.rb b/test/dummy/config/boot.rb
index ef36047..6266cfc 100644
--- a/test/dummy/config/boot.rb
+++ b/test/dummy/config/boot.rb
@@ -1,5 +1,5 @@
 # Set up gems listed in the Gemfile.
 ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../../../../Gemfile', __FILE__)
 
-require 'bundler/setup' if File.exists?(ENV['BUNDLE_GEMFILE'])
+require 'bundler/setup' if File.exist?(ENV['BUNDLE_GEMFILE'])
 $LOAD_PATH.unshift File.expand_path('../../../../lib', __FILE__)
diff --git a/test/dummy/db/test.sqlite3-shm b/test/dummy/db/test.sqlite3-shm
new file mode 100644
index 0000000..2011f03
Binary files /dev/null and b/test/dummy/db/test.sqlite3-shm differ
diff --git a/test/dummy/db/test.sqlite3-wal b/test/dummy/db/test.sqlite3-wal
new file mode 100644
index 0000000..1213024
Binary files /dev/null and b/test/dummy/db/test.sqlite3-wal differ
diff --git a/test/dummy/test/controllers/books_controller_test.rb b/test/dummy/test/controllers/books_controller_test.rb
index 2374830..b6d0903 100644
--- a/test/dummy/test/controllers/books_controller_test.rb
+++ b/test/dummy/test/controllers/books_controller_test.rb
@@ -9,7 +9,8 @@ def setup
         :body     => "{}"
     )
     @no_of_books = 5
-    create_list :book, @no_of_books
+
+    FactoryBot.create_list(:book, @no_of_books)
   end
 
   test "index" do
@@ -27,7 +28,7 @@ def setup
 
   test "show" do
     expected_id = 1
-    get :show, {:id => expected_id}
+    get :show, params: { id: expected_id}
     assert_response :success, 'it should return successfully'
     assert_not_nil assigns(:book), '@book should not be nil'
     assert_instance_of Book, assigns(:book), 'it should be an instance of a book'
@@ -38,7 +39,7 @@ def setup
   test "create" do
     expected_name = 'newly-created-book'
     assert_difference('Book.count') do
-      post :create, :book => {'name' => expected_name}
+      post :create, params: { book: { name: expected_name}}
     end
   end
 end
diff --git a/test/dummy/test/factories/books.rb b/test/dummy/test/factories/books.rb
index a64efcc..2d1f9e6 100644
--- a/test/dummy/test/factories/books.rb
+++ b/test/dummy/test/factories/books.rb
@@ -1,8 +1,8 @@
 # Read about factories at https://github.com/thoughtbot/factory_girl
 
-FactoryGirl.define do
+FactoryBot.define do
   factory :book do
-    name 'some book name'
-    service_id 'asdf'
+    name { 'some book name' }
+    service_id { 'asdf' }
   end
 end
diff --git a/test/dummy/test/integration/fastly_headers_test.rb b/test/dummy/test/integration/fastly_headers_test.rb
index 61a5bac..73631e5 100644
--- a/test/dummy/test/integration/fastly_headers_test.rb
+++ b/test/dummy/test/integration/fastly_headers_test.rb
@@ -39,9 +39,8 @@ class FastlyHeadersTest < ActionDispatch::IntegrationTest
   end
 
   test 'POST /books should not have fastly headers/ fastly header values' do
-
     assert_difference('Book.count') do
-      post '/books', 'book' => { 'name' => 'some new book' }
+      post '/books', params: { book: { name: 'some new book'}}
     end
 
     assert_nil request.session_options[:skip]
@@ -57,7 +56,7 @@ class FastlyHeadersTest < ActionDispatch::IntegrationTest
 
     create :book, :id => 1, :name => 'some new book'
 
-    put '/books/1', 'id' => 1, 'book' => { 'name' => 'changed book' }
+    put '/books/1', params: { book: { id: 1, name: 'changed book'}}
 
     assert_equal 'changed book', Book.find(1).name
 
diff --git a/test/dummy/test/lib/remove_set_cookie_header_test.rb b/test/dummy/test/lib/remove_set_cookie_header_test.rb
index bf8bf19..a007b46 100644
--- a/test/dummy/test/lib/remove_set_cookie_header_test.rb
+++ b/test/dummy/test/lib/remove_set_cookie_header_test.rb
@@ -28,7 +28,7 @@
   end
 
   it "keeps 'set-cookie' if no 'surrogate-control' or 'surrogate-key'" do
-    headers = { "Set-Cookie" => "yes!!" }
+    headers = { "Set-Cookie" => "yes=!!" }
 
     app = Rack::Builder.new do
       use FastlyRails::Rack::RemoveSetCookieHeader
@@ -38,6 +38,6 @@
     env = Rack::MockRequest.env_for('/')
     response = Rack::MockResponse.new(*app.call(env))
 
-    assert_equal response.headers['Set-Cookie'], "yes!!"
+    assert_equal response.headers['Set-Cookie'], "yes=!!"
   end
 end
diff --git a/test/dummy/test/models/book_test.rb b/test/dummy/test/models/book_test.rb
index 400385c..f929913 100644
--- a/test/dummy/test/models/book_test.rb
+++ b/test/dummy/test/models/book_test.rb
@@ -8,10 +8,11 @@
 
 describe Book do
 
-  let (:book) { create :book, id: 1 }
+  let (:book) {
+    FactoryBot.create(:book, id: 1)
+  }
 
   it "should have Fastly::SurrogateKey instance methods" do
-
     [:record_key, :table_key, :purge, :purge_all, :soft_purge, :soft_purge_all].each do |method|
       assert_respond_to book, method
     end
diff --git a/test/test_helper.rb b/test/test_helper.rb
index 3fc4ec0..d3adbb5 100644
--- a/test/test_helper.rb
+++ b/test/test_helper.rb
@@ -3,17 +3,13 @@
 
 require File.expand_path("../dummy/config/environment.rb",  __FILE__)
 require "rails/test_help"
+require "minitest/unit"
 require "minitest/autorun"
-require 'database_cleaner'
+require 'database_cleaner/active_record'
 require 'ffaker'
-require 'factory_girl_rails'
+require 'factory_bot'
 require 'webmock/minitest'
 
-begin
-  require 'rails-controller-testing'
-rescue LoadError
-end
-
 Rails.backtrace_cleaner.remove_silencers!
 
 #include factories
@@ -27,10 +23,10 @@
 #   ActiveSupport::TestCase.fixtures :all
 # end
 
-ActiveRecord::Migrator.migrate File.expand_path('../dummy/db/migrate/', __FILE__)
+ActiveRecord::MigrationContext.new("db/migrate/", ActiveRecord::SchemaMigration).migrate
 
 class Minitest::Spec
-  include FactoryGirl::Syntax::Methods
+  include FactoryBot::Syntax::Methods
 
   before :each do
     stub_request(:any, "https://api.fastly.com/login").
@@ -44,7 +40,7 @@ class Minitest::Spec
     )
 
     WebMock.disable_net_connect!
-
+    DatabaseCleaner.strategy = :truncation
     DatabaseCleaner.start
   end
 
@@ -55,12 +51,12 @@ class Minitest::Spec
 end
 
 class ActionController::TestCase
-  include FactoryGirl::Syntax::Methods
+  include FactoryBot::Syntax::Methods
 end
 
 class ActionDispatch::IntegrationTest
   include WebMock::API
-  include FactoryGirl::Syntax::Methods
+  include FactoryBot::Syntax::Methods
 
   def setup
     stub_request(:any, /.*/).