diff --git a/.github/workflows/linters.yml b/.github/workflows/linters.yml
index 1e3fc42..d448b59 100644
--- a/.github/workflows/linters.yml
+++ b/.github/workflows/linters.yml
@@ -19,7 +19,7 @@ jobs:
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: '2.7'
+          ruby-version: '3.0'
           bundler-cache: true # runs 'bundle install' and caches installed gems automatically
 
       - uses: reviewdog/action-setup@v1
diff --git a/.github/workflows/specs_rails60.yml b/.github/workflows/specs_rails60.yml
deleted file mode 100644
index 2f2b48d..0000000
--- a/.github/workflows/specs_rails60.yml
+++ /dev/null
@@ -1,42 +0,0 @@
----
-name: Specs Rails 6.0
-
-on:
-  push:
-    branches:
-      - main
-  pull_request:
-    branches:
-      - main
-
-jobs:
-  tests:
-    runs-on: ubuntu-latest
-
-    strategy:
-      matrix:
-        ruby: ['2.6', '2.7']
-        gemfile: ['rails60_activeadmin22', 'rails60_activeadmin']
-
-    env:
-      BUNDLE_GEMFILE: ${{ github.workspace }}/gemfiles/${{ matrix.gemfile }}.gemfile
-
-    steps:
-      - name: Checkout repository
-        uses: actions/checkout@v2
-
-      - name: Set up Ruby
-        uses: ruby/setup-ruby@v1
-        with:
-          ruby-version: ${{ matrix.ruby }}
-          bundler-cache: true
-
-      - name: Run tests
-        run: bundle exec rspec --profile
-
-      - name: On failure, archive screenshots as artifacts
-        uses: actions/upload-artifact@v2
-        if: failure()
-        with:
-          name: test-failed-screenshots
-          path: spec/dummy/tmp/screenshots
diff --git a/.github/workflows/specs_rails61.yml b/.github/workflows/specs_rails61.yml
index 0b817f0..da0d8f7 100644
--- a/.github/workflows/specs_rails61.yml
+++ b/.github/workflows/specs_rails61.yml
@@ -15,7 +15,7 @@ jobs:
 
     strategy:
       matrix:
-        ruby: ['2.6', '2.7', '3.0']
+        ruby: ['3.0', '3.1', '3.2']
         gemfile: ['rails61_activeadmin29', 'rails61_activeadmin']
 
     env:
diff --git a/.rubocop.yml b/.rubocop.yml
index b0c80ba..4cec750 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -16,6 +16,7 @@ AllCops:
     - spec/dummy/**/*
     - vendor/**/*
   NewCops: enable
+  TargetRubyVersion: 3.0
 
 RSpec/ExampleLength:
   # default 5
diff --git a/README.md b/README.md
index 652df72..c67eb48 100644
--- a/README.md
+++ b/README.md
@@ -13,6 +13,8 @@ Please :star: if you like it.
 
 ## Install
 
+_NOTE_: Ruby 2.7 is supported until version 1.1.0
+
 After installing Active Admin, add to your Gemfile: `gem 'activeadmin_quill_editor'` (and execute *bundle*)
 
 If you installed Active Admin without Webpacker support (default for now):
diff --git a/activeadmin_quill_editor.gemspec b/activeadmin_quill_editor.gemspec
index f4e70ec..7f41071 100644
--- a/activeadmin_quill_editor.gemspec
+++ b/activeadmin_quill_editor.gemspec
@@ -14,7 +14,7 @@ Gem::Specification.new do |spec|
   spec.email         = 'mat@blocknot.es'
   spec.homepage      = 'https://github.com/blocknotes/activeadmin_quill_editor'
 
-  spec.required_ruby_version = '>= 2.6.0'
+  spec.required_ruby_version = '>= 3.0'
 
   spec.metadata['homepage_uri']    = spec.homepage
   spec.metadata['changelog_uri']   = 'https://github.com/blocknotes/activeadmin_quill_editor/blob/main/CHANGELOG.md'
@@ -27,5 +27,5 @@ Gem::Specification.new do |spec|
 
   spec.add_runtime_dependency 'activeadmin', '>= 2.0', '< 4'
 
-  spec.add_development_dependency 'appraisal', '~> 2.4'
+  spec.add_development_dependency 'appraisal', '~> 2.4' # rubocop:disable Gemspec/DevelopmentDependencies
 end
diff --git a/spec/rails_helper.rb b/spec/rails_helper.rb
index 5ab7b81..584edee 100644
--- a/spec/rails_helper.rb
+++ b/spec/rails_helper.rb
@@ -12,7 +12,7 @@
 require 'capybara/rails'
 require 'rspec/retry'
 
-Dir[File.expand_path('support/**/*.rb', __dir__)].sort.each { |f| require f }
+Dir[File.expand_path('support/**/*.rb', __dir__)].each { |f| require f }
 
 # Force deprecations to raise an exception.
 ActiveSupport::Deprecation.behavior = :raise
@@ -27,7 +27,7 @@
 end
 
 RSpec.configure do |config|
-  config.fixture_path = "#{::Rails.root}/spec/fixtures"
+  config.fixture_path = Rails.root.join('spec/fixtures').to_s
   config.infer_spec_type_from_file_location!
   config.filter_rails_from_backtrace!
 
diff --git a/spec/support/capybara_cuprite.rb b/spec/support/capybara_cuprite.rb
index 0db5cd8..cfdc076 100644
--- a/spec/support/capybara_cuprite.rb
+++ b/spec/support/capybara_cuprite.rb
@@ -9,18 +9,16 @@
 
   Capybara::Cuprite::Driver.new(
     app,
-    **{
-      window_size: [1600, 1280],
-      # See additional options for Dockerized environment in the respective section of this article
-      browser_options: browser_options,
-      # Increase Chrome startup wait time (required for stable CI builds)
-      process_timeout: 20,
-      # The number of seconds we'll wait for a response when communicating with browser. Default is 5
-      timeout: 20,
-      # Enable debugging capabilities
-      inspector: true,
-      # Allow running Chrome in a headful mode by setting HEADLESS env var to a falsey value
-      headless: !ENV['CUPRITE_HEADLESS'].in?(%w[n 0 no false])
-    }
+    window_size: [1600, 1280],
+    # See additional options for Dockerized environment in the respective section of this article
+    browser_options: browser_options,
+    # Increase Chrome startup wait time (required for stable CI builds)
+    process_timeout: 20,
+    # The number of seconds we'll wait for a response when communicating with browser. Default is 5
+    timeout: 20,
+    # Enable debugging capabilities
+    inspector: true,
+    # Allow running Chrome in a headful mode by setting HEADLESS env var to a falsey value
+    headless: !ENV['CUPRITE_HEADLESS'].in?(%w[n 0 no false])
   )
 end
diff --git a/spec/system/quill_editor_spec.rb b/spec/system/quill_editor_spec.rb
index 282df2a..97e89e7 100644
--- a/spec/system/quill_editor_spec.rb
+++ b/spec/system/quill_editor_spec.rb
@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-RSpec.describe 'Quill editor', type: :system do
+RSpec.describe 'Quill editor' do
   let(:author) { Author.create!(email: 'some_email@example.com', name: 'John Doe', age: 30) }
   let!(:post) { Post.create!(title: 'Test', author: author, description: 'Some content...') }
 
diff --git a/spec/system/quill_js_spec.rb b/spec/system/quill_js_spec.rb
index 50c93ba..2ee79c2 100644
--- a/spec/system/quill_js_spec.rb
+++ b/spec/system/quill_js_spec.rb
@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-RSpec.describe 'Quill JS', type: :system do
+RSpec.describe 'Quill JS' do
   it 'has a Javascript function defined and returns the version', :aggregate_failures do
     visit '/admin/posts'