diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index e567d77..e4008db 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -23,10 +23,6 @@ jobs:
           - "7.1"
           - "7.2"
         include:
-          - ruby-version: "2.7"
-            rails-version: "5.1"
-          - ruby-version: "2.7"
-            rails-version: "5.2"
           - ruby-version: "3.2"
             rails-version: "7.1"
             code-coverage: true
diff --git a/Appraisals b/Appraisals
index 8597326..d3a2e28 100644
--- a/Appraisals
+++ b/Appraisals
@@ -1,13 +1,5 @@
 # frozen_string_literal: true
 
-appraise "rails-5.1" do
-  gem "railties", "5.1.7"
-end
-
-appraise "rails-5.2" do
-  gem "railties", "5.2.8.1"
-end
-
 appraise "rails-6.0" do
   gem "railties", "6.0.6"
 end
diff --git a/CHANGELOG.md b/CHANGELOG.md
index fc6bee3..1fc9ee1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,10 @@ Changes:
 
 - Switched builds from CircleCI to Github Actions ([273](https://github.com/kpumuk/meta-tags/pull/273))
 
+Changes:
+
+- Ruby on Rails < 6.0 is no longer supported.
+
 ## 2.19.0 (October 5, 2023) [☰](https://github.com/kpumuk/meta-tags/compare/v2.18.0...v2.19.0)
 
 Changes:
@@ -190,7 +194,7 @@ Features:
 
 Changes:
 
-- Rails < 3.2 is not longer supported
+- Ruby on Rails < 3.2 is no longer supported
 
 Features:
 
@@ -209,7 +213,7 @@ Bugfixes:
 
 Changes:
 
-- Ruby < 2.0 is not longer supported
+- Ruby < 2.0 is no longer supported
 
 Features:
 
diff --git a/README.md b/README.md
index bbd37c0..336f1d9 100644
--- a/README.md
+++ b/README.md
@@ -12,10 +12,10 @@ Search Engine Optimization (SEO) plugin for Ruby on Rails applications.
 
 ## Ruby on Rails
 
-The MetaTags main branch fully supports Ruby on Rails 5.1+ and is tested against all major Ruby on Rails releases.
+The MetaTags main branch fully supports Ruby on Rails 6.0+ and is tested against all major Ruby on Rails releases.
 
 > [!NOTE]
-> We no longer support Ruby versions older than 2.7 and Ruby on Rails older than 5.1 since they reached their [End of Life](https://endoflife.date/ruby).
+> We no longer support Ruby versions older than 2.7 and Ruby on Rails older than 6.0 since they reached their end of life (see [Ruby](https://endoflife.date/ruby) and [Ruby on Rails](https://endoflife.date/rails)).
 
 ## Installation
 
diff --git a/gemfiles/rails_5.1.gemfile b/gemfiles/rails_5.1.gemfile
deleted file mode 100644
index 4e709bf..0000000
--- a/gemfiles/rails_5.1.gemfile
+++ /dev/null
@@ -1,8 +0,0 @@
-# This file was generated by Appraisal
-
-source "https://rubygems.org"
-
-gem "steep", "~> 1.5.2", platform: :mri_32
-gem "railties", "5.1.7"
-
-gemspec path: "../"
diff --git a/gemfiles/rails_5.1.gemfile.lock b/gemfiles/rails_5.1.gemfile.lock
deleted file mode 100644
index 013a9e0..0000000
--- a/gemfiles/rails_5.1.gemfile.lock
+++ /dev/null
@@ -1,204 +0,0 @@
-PATH
-  remote: ..
-  specs:
-    meta-tags (2.19.0)
-      actionpack (>= 3.2.0, < 7.2)
-
-GEM
-  remote: https://rubygems.org/
-  specs:
-    abbrev (0.1.2)
-    actionpack (5.1.7)
-      actionview (= 5.1.7)
-      activesupport (= 5.1.7)
-      rack (~> 2.0)
-      rack-test (>= 0.6.3)
-      rails-dom-testing (~> 2.0)
-      rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    actionview (5.1.7)
-      activesupport (= 5.1.7)
-      builder (~> 3.1)
-      erubi (~> 1.4)
-      rails-dom-testing (~> 2.0)
-      rails-html-sanitizer (~> 1.0, >= 1.0.3)
-    activesupport (5.1.7)
-      concurrent-ruby (~> 1.0, >= 1.0.2)
-      i18n (>= 0.7, < 2)
-      minitest (~> 5.1)
-      tzinfo (~> 1.1)
-    appraisal (2.5.0)
-      bundler
-      rake
-      thor (>= 0.14.0)
-    ast (2.4.2)
-    builder (3.2.4)
-    concurrent-ruby (1.2.2)
-    crass (1.0.6)
-    csv (3.2.8)
-    diff-lcs (1.5.0)
-    docile (1.4.0)
-    erubi (1.12.0)
-    ffi (1.16.3)
-    fileutils (1.7.2)
-    i18n (1.14.1)
-      concurrent-ruby (~> 1.0)
-    json (2.7.1)
-    language_server-protocol (3.17.0.3)
-    lint_roller (1.1.0)
-    listen (3.8.0)
-      rb-fsevent (~> 0.10, >= 0.10.3)
-      rb-inotify (~> 0.9, >= 0.9.10)
-    logger (1.6.0)
-    loofah (2.22.0)
-      crass (~> 1.0.2)
-      nokogiri (>= 1.12.0)
-    method_source (1.0.0)
-    minitest (5.20.0)
-    nokogiri (1.15.5-arm64-darwin)
-      racc (~> 1.4)
-    nokogiri (1.15.5-x86_64-linux)
-      racc (~> 1.4)
-    parallel (1.24.0)
-    parser (3.2.2.4)
-      ast (~> 2.4.1)
-      racc
-    racc (1.7.3)
-    rack (2.2.8)
-    rack-test (2.1.0)
-      rack (>= 1.3)
-    rails-dom-testing (2.2.0)
-      activesupport (>= 5.0.0)
-      minitest
-      nokogiri (>= 1.6)
-    rails-html-sanitizer (1.6.0)
-      loofah (~> 2.21)
-      nokogiri (~> 1.14)
-    railties (5.1.7)
-      actionpack (= 5.1.7)
-      activesupport (= 5.1.7)
-      method_source
-      rake (>= 0.8.7)
-      thor (>= 0.18.1, < 2.0)
-    rainbow (3.1.1)
-    rake (13.1.0)
-    rb-fsevent (0.11.2)
-    rb-inotify (0.10.1)
-      ffi (~> 1.0)
-    rbs (3.3.2)
-      abbrev
-    regexp_parser (2.8.3)
-    rexml (3.2.6)
-    rspec (3.12.0)
-      rspec-core (~> 3.12.0)
-      rspec-expectations (~> 3.12.0)
-      rspec-mocks (~> 3.12.0)
-    rspec-core (3.12.2)
-      rspec-support (~> 3.12.0)
-    rspec-expectations (3.12.3)
-      diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.12.0)
-    rspec-html-matchers (0.10.0)
-      nokogiri (~> 1)
-      rspec (>= 3.0.0.a)
-    rspec-mocks (3.12.6)
-      diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.12.0)
-    rspec-support (3.12.1)
-    rspec_junit_formatter (0.6.0)
-      rspec-core (>= 2, < 4, != 2.12.0)
-    rubocop (1.57.2)
-      json (~> 2.3)
-      language_server-protocol (>= 3.17.0)
-      parallel (~> 1.10)
-      parser (>= 3.2.2.4)
-      rainbow (>= 2.2.2, < 4.0)
-      regexp_parser (>= 1.8, < 3.0)
-      rexml (>= 3.2.5, < 4.0)
-      rubocop-ast (>= 1.28.1, < 2.0)
-      ruby-progressbar (~> 1.7)
-      unicode-display_width (>= 2.4.0, < 3.0)
-    rubocop-ast (1.30.0)
-      parser (>= 3.2.1.0)
-    rubocop-capybara (2.19.0)
-      rubocop (~> 1.41)
-    rubocop-factory_bot (2.24.0)
-      rubocop (~> 1.33)
-    rubocop-performance (1.19.1)
-      rubocop (>= 1.7.0, < 2.0)
-      rubocop-ast (>= 0.4.0)
-    rubocop-rails (2.23.0)
-      activesupport (>= 4.2.0)
-      rack (>= 1.1)
-      rubocop (>= 1.33.0, < 2.0)
-      rubocop-ast (>= 1.30.0, < 2.0)
-    rubocop-rake (0.6.0)
-      rubocop (~> 1.0)
-    rubocop-rspec (2.25.0)
-      rubocop (~> 1.40)
-      rubocop-capybara (~> 2.17)
-      rubocop-factory_bot (~> 2.22)
-    ruby-progressbar (1.13.0)
-    securerandom (0.3.1)
-    simplecov (0.22.0)
-      docile (~> 1.1)
-      simplecov-html (~> 0.11)
-      simplecov_json_formatter (~> 0.1)
-    simplecov-html (0.12.3)
-    simplecov_json_formatter (0.1.4)
-    standard (1.32.1)
-      language_server-protocol (~> 3.17.0.2)
-      lint_roller (~> 1.0)
-      rubocop (~> 1.57.2)
-      standard-custom (~> 1.0.0)
-      standard-performance (~> 1.2)
-    standard-custom (1.0.2)
-      lint_roller (~> 1.0)
-      rubocop (~> 1.50)
-    standard-performance (1.2.1)
-      lint_roller (~> 1.1)
-      rubocop-performance (~> 1.19.1)
-    steep (1.5.3)
-      activesupport (>= 5.1)
-      concurrent-ruby (>= 1.1.10)
-      csv (>= 3.0.9)
-      fileutils (>= 1.1.0)
-      json (>= 2.1.0)
-      language_server-protocol (>= 3.15, < 4.0)
-      listen (~> 3.0)
-      logger (>= 1.3.0)
-      parser (>= 3.1)
-      rainbow (>= 2.2.2, < 4.0)
-      rbs (>= 3.1.0)
-      securerandom (>= 0.1)
-      strscan (>= 1.0.0)
-      terminal-table (>= 2, < 4)
-    strscan (3.0.7)
-    terminal-table (3.0.2)
-      unicode-display_width (>= 1.1.1, < 3)
-    thor (1.3.0)
-    thread_safe (0.3.6)
-    tzinfo (1.2.11)
-      thread_safe (~> 0.1)
-    unicode-display_width (2.5.0)
-
-PLATFORMS
-  arm64-darwin
-  x86_64-linux
-
-DEPENDENCIES
-  appraisal (~> 2.5.0)
-  meta-tags!
-  railties (= 5.1.7)
-  rake (~> 13.0)
-  rspec (~> 3.12.0)
-  rspec-html-matchers (~> 0.10.0)
-  rspec_junit_formatter (~> 0.6.0)
-  rubocop-rails (~> 2.23.0)
-  rubocop-rake (~> 0.6.0)
-  rubocop-rspec (~> 2.25.0)
-  simplecov (~> 0.22.0)
-  standard (~> 1.31)
-  steep (~> 1.5.2)
-
-BUNDLED WITH
-   2.4.10
diff --git a/gemfiles/rails_5.2.gemfile b/gemfiles/rails_5.2.gemfile
deleted file mode 100644
index 9c78ea2..0000000
--- a/gemfiles/rails_5.2.gemfile
+++ /dev/null
@@ -1,8 +0,0 @@
-# This file was generated by Appraisal
-
-source "https://rubygems.org"
-
-gem "steep", "~> 1.5.2", platform: :mri_32
-gem "railties", "5.2.8.1"
-
-gemspec path: "../"
diff --git a/gemfiles/rails_5.2.gemfile.lock b/gemfiles/rails_5.2.gemfile.lock
deleted file mode 100644
index 67b8618..0000000
--- a/gemfiles/rails_5.2.gemfile.lock
+++ /dev/null
@@ -1,204 +0,0 @@
-PATH
-  remote: ..
-  specs:
-    meta-tags (2.19.0)
-      actionpack (>= 3.2.0, < 7.2)
-
-GEM
-  remote: https://rubygems.org/
-  specs:
-    abbrev (0.1.2)
-    actionpack (5.2.8.1)
-      actionview (= 5.2.8.1)
-      activesupport (= 5.2.8.1)
-      rack (~> 2.0, >= 2.0.8)
-      rack-test (>= 0.6.3)
-      rails-dom-testing (~> 2.0)
-      rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    actionview (5.2.8.1)
-      activesupport (= 5.2.8.1)
-      builder (~> 3.1)
-      erubi (~> 1.4)
-      rails-dom-testing (~> 2.0)
-      rails-html-sanitizer (~> 1.0, >= 1.0.3)
-    activesupport (5.2.8.1)
-      concurrent-ruby (~> 1.0, >= 1.0.2)
-      i18n (>= 0.7, < 2)
-      minitest (~> 5.1)
-      tzinfo (~> 1.1)
-    appraisal (2.5.0)
-      bundler
-      rake
-      thor (>= 0.14.0)
-    ast (2.4.2)
-    builder (3.2.4)
-    concurrent-ruby (1.2.2)
-    crass (1.0.6)
-    csv (3.2.8)
-    diff-lcs (1.5.0)
-    docile (1.4.0)
-    erubi (1.12.0)
-    ffi (1.16.3)
-    fileutils (1.7.2)
-    i18n (1.14.1)
-      concurrent-ruby (~> 1.0)
-    json (2.7.1)
-    language_server-protocol (3.17.0.3)
-    lint_roller (1.1.0)
-    listen (3.8.0)
-      rb-fsevent (~> 0.10, >= 0.10.3)
-      rb-inotify (~> 0.9, >= 0.9.10)
-    logger (1.6.0)
-    loofah (2.22.0)
-      crass (~> 1.0.2)
-      nokogiri (>= 1.12.0)
-    method_source (1.0.0)
-    minitest (5.20.0)
-    nokogiri (1.15.5-arm64-darwin)
-      racc (~> 1.4)
-    nokogiri (1.15.5-x86_64-linux)
-      racc (~> 1.4)
-    parallel (1.24.0)
-    parser (3.2.2.4)
-      ast (~> 2.4.1)
-      racc
-    racc (1.7.3)
-    rack (2.2.8)
-    rack-test (2.1.0)
-      rack (>= 1.3)
-    rails-dom-testing (2.2.0)
-      activesupport (>= 5.0.0)
-      minitest
-      nokogiri (>= 1.6)
-    rails-html-sanitizer (1.6.0)
-      loofah (~> 2.21)
-      nokogiri (~> 1.14)
-    railties (5.2.8.1)
-      actionpack (= 5.2.8.1)
-      activesupport (= 5.2.8.1)
-      method_source
-      rake (>= 0.8.7)
-      thor (>= 0.19.0, < 2.0)
-    rainbow (3.1.1)
-    rake (13.1.0)
-    rb-fsevent (0.11.2)
-    rb-inotify (0.10.1)
-      ffi (~> 1.0)
-    rbs (3.3.2)
-      abbrev
-    regexp_parser (2.8.3)
-    rexml (3.2.6)
-    rspec (3.12.0)
-      rspec-core (~> 3.12.0)
-      rspec-expectations (~> 3.12.0)
-      rspec-mocks (~> 3.12.0)
-    rspec-core (3.12.2)
-      rspec-support (~> 3.12.0)
-    rspec-expectations (3.12.3)
-      diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.12.0)
-    rspec-html-matchers (0.10.0)
-      nokogiri (~> 1)
-      rspec (>= 3.0.0.a)
-    rspec-mocks (3.12.6)
-      diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.12.0)
-    rspec-support (3.12.1)
-    rspec_junit_formatter (0.6.0)
-      rspec-core (>= 2, < 4, != 2.12.0)
-    rubocop (1.57.2)
-      json (~> 2.3)
-      language_server-protocol (>= 3.17.0)
-      parallel (~> 1.10)
-      parser (>= 3.2.2.4)
-      rainbow (>= 2.2.2, < 4.0)
-      regexp_parser (>= 1.8, < 3.0)
-      rexml (>= 3.2.5, < 4.0)
-      rubocop-ast (>= 1.28.1, < 2.0)
-      ruby-progressbar (~> 1.7)
-      unicode-display_width (>= 2.4.0, < 3.0)
-    rubocop-ast (1.30.0)
-      parser (>= 3.2.1.0)
-    rubocop-capybara (2.19.0)
-      rubocop (~> 1.41)
-    rubocop-factory_bot (2.24.0)
-      rubocop (~> 1.33)
-    rubocop-performance (1.19.1)
-      rubocop (>= 1.7.0, < 2.0)
-      rubocop-ast (>= 0.4.0)
-    rubocop-rails (2.23.0)
-      activesupport (>= 4.2.0)
-      rack (>= 1.1)
-      rubocop (>= 1.33.0, < 2.0)
-      rubocop-ast (>= 1.30.0, < 2.0)
-    rubocop-rake (0.6.0)
-      rubocop (~> 1.0)
-    rubocop-rspec (2.25.0)
-      rubocop (~> 1.40)
-      rubocop-capybara (~> 2.17)
-      rubocop-factory_bot (~> 2.22)
-    ruby-progressbar (1.13.0)
-    securerandom (0.3.1)
-    simplecov (0.22.0)
-      docile (~> 1.1)
-      simplecov-html (~> 0.11)
-      simplecov_json_formatter (~> 0.1)
-    simplecov-html (0.12.3)
-    simplecov_json_formatter (0.1.4)
-    standard (1.32.1)
-      language_server-protocol (~> 3.17.0.2)
-      lint_roller (~> 1.0)
-      rubocop (~> 1.57.2)
-      standard-custom (~> 1.0.0)
-      standard-performance (~> 1.2)
-    standard-custom (1.0.2)
-      lint_roller (~> 1.0)
-      rubocop (~> 1.50)
-    standard-performance (1.2.1)
-      lint_roller (~> 1.1)
-      rubocop-performance (~> 1.19.1)
-    steep (1.5.3)
-      activesupport (>= 5.1)
-      concurrent-ruby (>= 1.1.10)
-      csv (>= 3.0.9)
-      fileutils (>= 1.1.0)
-      json (>= 2.1.0)
-      language_server-protocol (>= 3.15, < 4.0)
-      listen (~> 3.0)
-      logger (>= 1.3.0)
-      parser (>= 3.1)
-      rainbow (>= 2.2.2, < 4.0)
-      rbs (>= 3.1.0)
-      securerandom (>= 0.1)
-      strscan (>= 1.0.0)
-      terminal-table (>= 2, < 4)
-    strscan (3.0.7)
-    terminal-table (3.0.2)
-      unicode-display_width (>= 1.1.1, < 3)
-    thor (1.3.0)
-    thread_safe (0.3.6)
-    tzinfo (1.2.11)
-      thread_safe (~> 0.1)
-    unicode-display_width (2.5.0)
-
-PLATFORMS
-  arm64-darwin
-  x86_64-linux
-
-DEPENDENCIES
-  appraisal (~> 2.5.0)
-  meta-tags!
-  railties (= 5.2.8.1)
-  rake (~> 13.0)
-  rspec (~> 3.12.0)
-  rspec-html-matchers (~> 0.10.0)
-  rspec_junit_formatter (~> 0.6.0)
-  rubocop-rails (~> 2.23.0)
-  rubocop-rake (~> 0.6.0)
-  rubocop-rspec (~> 2.25.0)
-  simplecov (~> 0.22.0)
-  standard (~> 1.31)
-  steep (~> 1.5.2)
-
-BUNDLED WITH
-   2.4.10
diff --git a/meta-tags.gemspec b/meta-tags.gemspec
index 5aaed11..4be769c 100644
--- a/meta-tags.gemspec
+++ b/meta-tags.gemspec
@@ -22,7 +22,7 @@ Gem::Specification.new do |spec|
   spec.executables = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
-  spec.add_runtime_dependency "actionpack", ">= 3.2.0", "< 7.2"
+  spec.add_runtime_dependency "actionpack", ">= 6.0.0", "< 7.2"
 
   spec.add_development_dependency "railties", ">= 3.2.0", "< 7.2"
   spec.add_development_dependency "rake", "~> 13.0"