diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index f003772..0000000
--- a/.travis.yml
+++ /dev/null
@@ -1,20 +0,0 @@
-language: ruby
-cache: bundler
-rvm:
-  - 2.3
-  - 2.7
-before_install:
-  - gem update --system
-  - gem install bundler
-  - bundle install
-script:
-  - bundle exec rake
-  - bundle exec bundler-audit
-deploy:
-  provider: rubygems
-  api_key:
-    secure: nMU94SMZxC7NqnXcW3OO6e2m8MbiYg5QvM0j8HNmv78FS0vmjQBCmH/jY0SZIp6Fvn3gLMpJ9DF/EnASXQFJ/j9QpdqlI6L4/jC9B/1HkhPkC+mQ6lmZh2OUnJk82lKW7/iWrnNf3cFMBX/m3ygFItADSB5241klHRvSYWQWlHpRlC5qHiQsZ6UO1WWe4t0erR6iAa80z8GU8hiU/g2HbLHz51p7Jyl0qvWgEPQ8hauyd/3U0Q65QAk3jNF4A9ug5/DPpau4FvEfahA6Q7uZQPKILHjD1iOzaJndHHieGoqpLBadGLs5GDb50gKlKAmQWtJyXkE3do7RbV7fBCzxqwo8eZieZXyzLIg3iP8f5AgsFT6NSYJYUggO1DEh9JoTSv2+IZWVLrgyrNivONhM0rxKkeapoU0HqK+7056iSYlh+8Q7lJyuOlf63nhwtTa+lgziqKwFsEVDDcGsVJ5gBcF6xqQEq92AHoio8yU1BalMLsSw37Fh3BUqBQSIrzqChIsCHqGiargqRKPXZgDXZSA50GjbEI0YaXSyQ0aFtEBGpXuc1w34BdHs85dPSW4AGDaXhu6GwIpv/xp8m5ThemyVlvUgAhX4GsfPM3UI3aHzkMVPshRPNzz1QtxlpsagWTh6/UjPElMV5cxZNL7iJOyHZ2c+0nJK2eBnJyHI23M=
-  gem: html2text
-  on:
-    tags: true
-    repo: soundasleep/html2text_ruby
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1abbcb3..ce55e0a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,18 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.4.0] - 2024-06-08
+### Added
+- Switch from Travis to Github Actions for Build and Test
+- Add rubocop for linting and cleanup existing violations ([#36](https://github.com/soundasleep/html2text_ruby/pull/36))
+
+### Changed
+- Add support for Ruby 3.x, removed support for Ruby < 3.0 since it is EOL
+- Allow subclassing of `Html2Text` to override the default behaviour ([#30](https://github.com/soundasleep/html2text_ruby/pull/30))
+
+### Fixed
+- Loosen nokogiri dependency to allow for nokogiri < 2.0 ([#17](https://github.com/soundasleep/html2text_ruby/pull/17))
+
 ## [0.3.1] - 2019-06-12
 ### Security
 - Bumped nokogiri requirement to ~> 1.10.3, resolving [CVE-2019-11068](https://nvd.nist.gov/vuln/detail/CVE-2019-11068)
diff --git a/Gemfile.lock b/Gemfile.lock
index e4c0cd9..031ed44 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    html2text (0.3.1)
+    html2text (0.4.0)
       nokogiri (>= 1.0, < 2.0)
 
 GEM
diff --git a/README.md b/README.md
index 42a1710..5fd0c8d 100644
--- a/README.md
+++ b/README.md
@@ -20,7 +20,7 @@ rendered by a browser - perfect for places where you need a quick text represent
   <div>Another div</div>
   <div>A div<div>within a div</div></div>
 
-  <a href="http://foo.com">A link</a>
+  <a href="https://foo.com">A link</a>
 
 </body>
 </html>
@@ -40,7 +40,7 @@ Another div
 A div
 within a div
 
-[A link](http://foo.com)
+[A link](https://foo.com)
 ```
 
 See the [original blog post](http://journals.jevon.org/users/jevon-phd/entry/19818) or the related [StackOverflow answer](http://stackoverflow.com/a/2564472/39531).
@@ -63,7 +63,7 @@ text = Html2Text.convert(html)
 
 ## Tests
 
-See all of the test cases defined in [spec/examples/](spec/examples/). These can be run with `bundle && rspec`.
+See all of the test cases defined in [spec/examples/](spec/examples/). These can be run with `bundle exec rake`.
 
 ## License
 
diff --git a/Rakefile b/Rakefile
index cffdd09..e8a1339 100644
--- a/Rakefile
+++ b/Rakefile
@@ -1,5 +1,14 @@
 # frozen_string_literal: true
 
+require 'rubygems'
+require 'bundler'
+
+Bundler.setup(:default, :development)
+
+require 'rake'
+
+Bundler::GemHelper.install_tasks
+
 require 'rspec/core/rake_task'
 
 RSpec::Core::RakeTask.new(:spec)
diff --git a/lib/html2text/version.rb b/lib/html2text/version.rb
index 3a6a6a4..8324de9 100644
--- a/lib/html2text/version.rb
+++ b/lib/html2text/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 class Html2Text
-  VERSION = '0.3.1'
+  VERSION = '0.4.0'
 end