diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 3ea0c6b..ea1b0cd 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -12,11 +12,12 @@ permissions:
 jobs:
   build:
     runs-on: ubuntu-latest
+    timeout-minutes: 10
     name: Ruby ${{ matrix.ruby }}
     strategy:
+      fail-fast: false
       matrix:
         ruby:
-          - 3.3
           - 3.4
           - ruby-head
     steps:
diff --git a/.gitignore b/.gitignore
index 1cbe6b0..31e14ba 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,3 +10,5 @@
 
 # rspec failure tracking
 .rspec_status
+
+/Gemfile.lock
diff --git a/.rubocop.yml b/.rubocop.yml
index 3314cc6..51b091c 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -1,6 +1,7 @@
+inherit_from: config/eightyfourcodes.yml
+
 plugins:
   - rubocop-rspec
-  - rubocop-rake
 
 AllCops:
   NewCops: enable
diff --git a/Gemfile b/Gemfile
index df36eda..370858f 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,15 +1,15 @@
 # frozen_string_literal: true
 
-source 'https://rubygems.org'
+source "https://rubygems.org"
 
 # Specify your gem's dependencies in rubocop-eightyfourcodes.gemspec
 gemspec
 
 group :development, :test do
-  gem 'rake'
-  gem 'rspec'
-  gem 'rubocop'
-  gem 'rubocop-rake'
-  gem 'rubocop-rspec'
-  gem 'yard'
+  gem "rake"
+  gem "rspec"
+  gem "rubocop"
+  gem "rubocop-rake"
+  gem "rubocop-rspec"
+  gem "yard"
 end
diff --git a/Gemfile.lock b/Gemfile.lock
deleted file mode 100644
index 873a6c3..0000000
--- a/Gemfile.lock
+++ /dev/null
@@ -1,77 +0,0 @@
-PATH
-  remote: .
-  specs:
-    rubocop-eightyfourcodes (0.0.5)
-      rubocop (>= 1.69.0, < 2)
-
-GEM
-  remote: https://rubygems.org/
-  specs:
-    ast (2.4.3)
-    diff-lcs (1.6.1)
-    json (2.11.3)
-    language_server-protocol (3.17.0.4)
-    lint_roller (1.1.0)
-    parallel (1.27.0)
-    parser (3.3.8.0)
-      ast (~> 2.4.1)
-      racc
-    prism (1.4.0)
-    racc (1.8.1)
-    rainbow (3.1.1)
-    rake (13.2.1)
-    regexp_parser (2.10.0)
-    rspec (3.13.0)
-      rspec-core (~> 3.13.0)
-      rspec-expectations (~> 3.13.0)
-      rspec-mocks (~> 3.13.0)
-    rspec-core (3.13.3)
-      rspec-support (~> 3.13.0)
-    rspec-expectations (3.13.3)
-      diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.13.0)
-    rspec-mocks (3.13.2)
-      diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.13.0)
-    rspec-support (3.13.2)
-    rubocop (1.75.4)
-      json (~> 2.3)
-      language_server-protocol (~> 3.17.0.2)
-      lint_roller (~> 1.1.0)
-      parallel (~> 1.10)
-      parser (>= 3.3.0.2)
-      rainbow (>= 2.2.2, < 4.0)
-      regexp_parser (>= 2.9.3, < 3.0)
-      rubocop-ast (>= 1.44.0, < 2.0)
-      ruby-progressbar (~> 1.7)
-      unicode-display_width (>= 2.4.0, < 4.0)
-    rubocop-ast (1.44.1)
-      parser (>= 3.3.7.2)
-      prism (~> 1.4)
-    rubocop-rake (0.7.1)
-      lint_roller (~> 1.1)
-      rubocop (>= 1.72.1)
-    rubocop-rspec (3.6.0)
-      lint_roller (~> 1.1)
-      rubocop (~> 1.72, >= 1.72.1)
-    ruby-progressbar (1.13.0)
-    unicode-display_width (3.1.4)
-      unicode-emoji (~> 4.0, >= 4.0.4)
-    unicode-emoji (4.0.4)
-    yard (0.9.37)
-
-PLATFORMS
-  arm64-darwin-23
-  ruby
-
-DEPENDENCIES
-  rake
-  rspec
-  rubocop
-  rubocop-eightyfourcodes!
-  rubocop-rake
-  rubocop-rspec
-  yard
-
-BUNDLED WITH
-   2.6.4
diff --git a/README.md b/README.md
index 2b0b860..9813cb0 100644
--- a/README.md
+++ b/README.md
@@ -28,6 +28,13 @@ require: rubocop-eightyfourcodes
 Now you can run `rubocop` and it will automatically load the RuboCop eightyfourcodes
 cops together with the standard cops.
 
+To use the `eightyfourcodes` RuboCop config:
+
+```yaml
+inherit_gem:
+  rubocop-eightyfourcodes: config/eightyfourcodes.yml
+```
+
 ## Development
 
 After checking out the repo, run `bin/setup` to install dependencies. Then, run `rake spec` to run the tests. You can also run `bin/console` for an interactive prompt that will allow you to experiment.
@@ -36,6 +43,20 @@ Use `bundle exec rake 'new_cop[EightyFourCodes/CommandLiteralInjection]'` to gen
 
 The [NodePattern Debugger](https://nodepattern.herokuapp.com/) is a very helpful resource when creating new AST matchers.
 
+
+If you need to try out this gem in a project using it, before releasing a new version, you can do the following in the project:
+
+```ruby
+gem "rubocop-eightyfourcodes", **(ENV["LOCAL_RUBOCOP84"] ? { path: ENV["LOCAL_RUBOCOP84"] } : {})
+```
+
+Then try it like this:
+
+```shell
+LOCAL_RUBOCOP84=~/repos/rubocop-eightyfourcodes bundle install
+LOCAL_RUBOCOP84=~/repos/rubocop-eightyfourcodes bundle exec rubocop
+```
+
 ## Releasing
 
 To install this gem onto your local machine, run `bundle exec rake install`.
diff --git a/Rakefile b/Rakefile
index ec416e1..651018a 100644
--- a/Rakefile
+++ b/Rakefile
@@ -1,23 +1,23 @@
 # frozen_string_literal: true
 
-require 'bundler/gem_tasks'
-require 'rspec/core/rake_task'
-require 'rubocop/rake_task'
+require "bundler/gem_tasks"
+require "rspec/core/rake_task"
+require "rubocop/rake_task"
 
 RuboCop::RakeTask.new
 
 task default: %i[spec rubocop]
 
 RSpec::Core::RakeTask.new(:spec) do |spec|
-  spec.pattern = FileList['spec/**/*_spec.rb']
+  spec.pattern = FileList["spec/**/*_spec.rb"]
 end
 
-desc 'Generate a new cop with a template'
+desc "Generate a new cop with a template"
 task :new_cop, [:cop] do |_task, args|
-  require 'rubocop'
+  require "rubocop"
 
   cop_name = args.fetch(:cop) do
-    warn 'usage: bundle exec rake new_cop[Department/Name]'
+    warn "usage: bundle exec rake new_cop[Department/Name]"
     exit!
   end
 
@@ -25,8 +25,8 @@ task :new_cop, [:cop] do |_task, args|
 
   generator.write_source
   generator.write_spec
-  generator.inject_require(root_file_path: 'lib/rubocop/cop/eightyfourcodes_cops.rb')
-  generator.inject_config(config_file_path: 'config/default.yml')
+  generator.inject_require(root_file_path: "lib/rubocop/cop/eightyfourcodes_cops.rb")
+  generator.inject_config(config_file_path: "config/default.yml")
 
   puts generator.todo
 end
diff --git a/bin/console b/bin/console
index 88084a2..91e6df5 100755
--- a/bin/console
+++ b/bin/console
@@ -1,8 +1,8 @@
 #!/usr/bin/env ruby
 # frozen_string_literal: true
 
-require 'bundler/setup'
-require 'rubocop/eightyfourcodes'
+require "bundler/setup"
+require "rubocop/eightyfourcodes"
 
 # You can add fixtures and/or initialization code here to make experimenting
 # with your gem easier. You can also use a different console, if you like.
@@ -11,5 +11,5 @@ require 'rubocop/eightyfourcodes'
 # require "pry"
 # Pry.start
 
-require 'irb'
+require "irb"
 IRB.start(__FILE__)
diff --git a/config/eightyfourcodes.yml b/config/eightyfourcodes.yml
new file mode 100644
index 0000000..d100151
--- /dev/null
+++ b/config/eightyfourcodes.yml
@@ -0,0 +1,143 @@
+plugins:
+  - rubocop-minitest
+  - rubocop-performance
+  - rubocop-rake
+  - rubocop-sequel
+
+require:
+  - rubocop-eightyfourcodes
+
+AllCops:
+  TargetRubyVersion: 3.4
+  NewCops: enable
+
+### Metrics
+
+Metrics/ClassLength:
+  Max: 300
+  CountAsOne: ["array", "hash", "heredoc", "method_call"]
+
+Metrics/ModuleLength:
+  Max: 300
+  CountAsOne: ["array", "hash", "heredoc", "method_call"]
+
+Metrics/MethodLength:
+  Max: 50
+  CountAsOne: ["array", "hash", "heredoc", "method_call"]
+
+Metrics/AbcSize:
+  Max: 40
+
+Metrics/CyclomaticComplexity:
+  Max: 12
+
+Metrics/BlockLength:
+  Max: 200
+  AllowedMethods:
+    - refine
+    - describe
+
+Metrics/ParameterLists:
+  CountKeywordArgs: false
+
+### Lint
+
+Lint/DuplicateBranch:
+  IgnoreDuplicateElseBranch: true
+  IgnoreLiteralBranches: true
+  IgnoreConstantBranches: true
+
+Lint/UselessConstantScoping:
+  # Increases indirection and reduces readability. We often don't care about constant scoping.
+  Enabled: false
+
+### Style
+
+Style/Documentation:
+  Enabled: false
+
+Style/GuardClause:
+  AllowConsecutiveConditionals: true
+
+Style/StringLiterals:
+  EnforcedStyle: double_quotes
+
+Style/MethodCallWithArgsParentheses:
+  AllowParenthesesInMultilineCall: true
+  AllowParenthesesInChaining: true
+  AllowParenthesesInCamelCaseMethod: true
+  AllowParenthesesInStringInterpolation: true
+  AllowedMethods: ["puts", "print"]
+  AllowedPatterns: ["^assert"]
+
+Style/ClassVars:
+  # We use them quite a lot, and the "good" alternative is not so nice.
+  # Need a targeted effort to refactor our codebase to get rid of them.
+  Enabled: false
+
+Style/TrailingCommaInHashLiteral:
+  EnforcedStyleForMultiline: comma
+
+Style/TrailingCommaInArrayLiteral:
+  EnforcedStyleForMultiline: comma
+
+Style/HashSyntax:
+  EnforcedShorthandSyntax: always
+
+### Layout
+
+Layout/FirstHashElementIndentation:
+  EnforcedStyle: consistent
+
+Layout/MultilineMethodCallIndentation:
+  EnforcedStyle: indented
+
+Layout/LineLength:
+  URISchemes: ["http", "https", "amqp", "amqps"]
+  AllowedPatterns:
+    - '^\s*puts(\s|\()'
+    - '^\s*print(\s|\()'
+    - '^\s*@?log(ger)?[\s\(\.]'
+    - '^\s*LOG(GER)?[\s\(\.]'
+    - '^\s*debug[\s\(]'
+    - '^\s*\#'
+
+### Performance
+
+Performance/RedundantMerge:
+  MaxKeyValuePairs: 1
+
+Performance/BigDecimalWithNumericArgument:
+  Enabled: false
+
+Performance/ChainArrayAllocation:
+  Enabled: false
+
+### Naming
+
+Naming/MethodParameterName:
+  MinNameLength: 1
+
+Naming/PredicateMethod:
+  AllowBangMethods: true
+
+### Security
+
+GitlabSecurity/JsonSerialization:
+  Enabled: false
+
+### Minitest
+
+Minitest/GlobalExpectations:
+  EnforcedStyle: _
+
+Minitest/MultipleAssertions:
+  Enabled: true
+
+# Sequel
+
+Sequel/SaveChanges:
+  Enabled: false
+
+Sequel/IrreversibleMigration:
+  Enabled: false
diff --git a/lib/rubocop-eightyfourcodes.rb b/lib/rubocop-eightyfourcodes.rb
index 53c1217..8c3705d 100644
--- a/lib/rubocop-eightyfourcodes.rb
+++ b/lib/rubocop-eightyfourcodes.rb
@@ -1,11 +1,11 @@
 # frozen_string_literal: true
 
-require 'rubocop'
+require "rubocop"
 
-require_relative 'rubocop/eightyfourcodes'
-require_relative 'rubocop/eightyfourcodes/version'
-require_relative 'rubocop/eightyfourcodes/inject'
+require_relative "rubocop/eightyfourcodes"
+require_relative "rubocop/eightyfourcodes/version"
+require_relative "rubocop/eightyfourcodes/inject"
 
 RuboCop::EightyFourCodes::Inject.defaults!
 
-require_relative 'rubocop/cop/eightyfourcodes_cops'
+require_relative "rubocop/cop/eightyfourcodes_cops"
diff --git a/lib/rubocop/cop/eighty_four_codes/ensure_redirect.rb b/lib/rubocop/cop/eighty_four_codes/ensure_redirect.rb
index 7993304..0972721 100644
--- a/lib/rubocop/cop/eighty_four_codes/ensure_redirect.rb
+++ b/lib/rubocop/cop/eighty_four_codes/ensure_redirect.rb
@@ -33,7 +33,7 @@ module EightyFourCodes
       #     cleanup
       #   end
       class EnsureRedirect < Base
-        MSG = 'Do not redirect from an `ensure` block.'
+        MSG = "Do not redirect from an `ensure` block."
 
         def on_ensure(node)
           # `:send` nodes represent method calls, so we look for send nodes and then check if they are `redirect`
diff --git a/lib/rubocop/cop/eighty_four_codes/ruby_version_file.rb b/lib/rubocop/cop/eighty_four_codes/ruby_version_file.rb
index 761ad81..3a0f4c1 100644
--- a/lib/rubocop/cop/eighty_four_codes/ruby_version_file.rb
+++ b/lib/rubocop/cop/eighty_four_codes/ruby_version_file.rb
@@ -28,12 +28,12 @@ class RubyVersionFile < Base
         PATTERN
 
         def on_send(node)
-          return unless File.basename(processed_source.file_path).eql?('Gemfile')
+          return unless File.basename(processed_source.file_path).eql?("Gemfile")
 
           static_version_found?(node) do |source_node, source|
-            message = format(MSG, source: source)
+            message = format(MSG, source:)
 
-            add_offense(source_node, message: message) do |corrector|
+            add_offense(source_node, message:) do |corrector|
               corrector.replace(source_node, "File.read('.ruby-version')")
             end
           end
diff --git a/lib/rubocop/cop/eightyfourcodes_cops.rb b/lib/rubocop/cop/eightyfourcodes_cops.rb
index 00ec82f..9b7ca6f 100644
--- a/lib/rubocop/cop/eightyfourcodes_cops.rb
+++ b/lib/rubocop/cop/eightyfourcodes_cops.rb
@@ -1,12 +1,12 @@
 # frozen_string_literal: true
 
-require_relative 'eighty_four_codes/command_literal_injection'
-require_relative 'eighty_four_codes/ensure_redirect'
-require_relative 'eighty_four_codes/ruby_version_file'
+require_relative "eighty_four_codes/command_literal_injection"
+require_relative "eighty_four_codes/ensure_redirect"
+require_relative "eighty_four_codes/ruby_version_file"
 
-require_relative 'gitlab_security/json_serialization'
-require_relative 'gitlab_security/public_send'
-require_relative 'gitlab_security/redirect_to_params_update'
-require_relative 'gitlab_security/send_file_params'
-require_relative 'gitlab_security/sql_injection'
-require_relative 'gitlab_security/system_command_injection'
+require_relative "gitlab_security/json_serialization"
+require_relative "gitlab_security/public_send"
+require_relative "gitlab_security/redirect_to_params_update"
+require_relative "gitlab_security/send_file_params"
+require_relative "gitlab_security/sql_injection"
+require_relative "gitlab_security/system_command_injection"
diff --git a/lib/rubocop/eightyfourcodes.rb b/lib/rubocop/eightyfourcodes.rb
index 657980d..89e0a57 100644
--- a/lib/rubocop/eightyfourcodes.rb
+++ b/lib/rubocop/eightyfourcodes.rb
@@ -1,13 +1,13 @@
 # frozen_string_literal: true
 
-require_relative 'eightyfourcodes/version'
+require_relative "eightyfourcodes/version"
 
 module RuboCop
   # Namespace for EightyFourCodes cops
   module EightyFourCodes
     class Error < StandardError; end
     PROJECT_ROOT   = Pathname.new(__dir__).parent.parent.expand_path.freeze
-    CONFIG_DEFAULT = PROJECT_ROOT.join('config', 'default.yml').freeze
+    CONFIG_DEFAULT = PROJECT_ROOT.join("config", "default.yml").freeze
     CONFIG         = YAML.safe_load(CONFIG_DEFAULT.read).freeze
 
     private_constant(:CONFIG_DEFAULT, :PROJECT_ROOT)
diff --git a/lib/rubocop/eightyfourcodes/inject.rb b/lib/rubocop/eightyfourcodes/inject.rb
index 2914a36..6332c3d 100644
--- a/lib/rubocop/eightyfourcodes/inject.rb
+++ b/lib/rubocop/eightyfourcodes/inject.rb
@@ -9,7 +9,7 @@ module EightyFourCodes
     module Inject
       def self.defaults!
         path = CONFIG_DEFAULT.to_s
-        hash = ConfigLoader.send(:load_yaml_configuration, path)
+        hash = ConfigLoader.send(:load_yaml_configuration, path) # rubocop:disable GitlabSecurity/PublicSend
         config = Config.new(hash, path).tap(&:make_excludes_absolute)
         puts "configuration from #{path}" if ConfigLoader.debug?
         config = ConfigLoader.merge_with_default(config, path)
diff --git a/lib/rubocop/eightyfourcodes/version.rb b/lib/rubocop/eightyfourcodes/version.rb
index f695d9c..cc75ed6 100644
--- a/lib/rubocop/eightyfourcodes/version.rb
+++ b/lib/rubocop/eightyfourcodes/version.rb
@@ -2,6 +2,6 @@
 
 module RuboCop
   module EightyFourCodes
-    VERSION = '0.0.5'
+    VERSION = "0.0.5"
   end
 end
diff --git a/rubocop-eightyfourcodes.gemspec b/rubocop-eightyfourcodes.gemspec
index 71d632e..e710d2b 100644
--- a/rubocop-eightyfourcodes.gemspec
+++ b/rubocop-eightyfourcodes.gemspec
@@ -1,34 +1,33 @@
 # frozen_string_literal: true
 
-require_relative 'lib/rubocop/eightyfourcodes/version'
+require_relative "lib/rubocop/eightyfourcodes/version"
 
 Gem::Specification.new do |spec|
-  spec.name = 'rubocop-eightyfourcodes'
+  spec.name = "rubocop-eightyfourcodes"
   spec.version = RuboCop::EightyFourCodes::VERSION
-  spec.authors = ['Anders Bälter']
-  spec.email = ['anders@84codes.com']
+  spec.authors = ["84codes"]
+  spec.email = ["developers@84codes.com"]
 
-  spec.summary = 'This is a collection of cops developed and used by 84codes AB.'
+  spec.summary = "This is a collection of cops developed and used by 84codes AB."
   spec.description = <<~DESCRIPTION
     A plugin for the RuboCop code style enforcing & linting tool.
   DESCRIPTION
-  spec.homepage = 'https://github.com/84codes/rubocop-eightyfourcodes/'
-  spec.license = 'MIT'
-  spec.required_ruby_version = '>= 2.6.0'
+  spec.homepage = "https://github.com/84codes/rubocop-eightyfourcodes"
+  spec.license = "MIT"
+  spec.required_ruby_version = ">= 3.4.0"
 
   spec.metadata = {
-    'rubygems_mfa_required' => 'true'
+    "rubygems_mfa_required" => "true",
   }
 
-  # Specify which files should be added to the gem when it is released.
-  # The `git ls-files -z` loads the files in the RubyGem that have been added into git.
-  spec.files = Dir.chdir(__dir__) do
-    `git ls-files -z`.split("\x0").reject do |f|
-      (File.expand_path(f) == __FILE__) || f.match(%r{\A(?:(?:bin|test|spec|features)/|\.(?:git|circleci)|appveyor)})
-    end
-  end
+  spec.files         = Dir["LICENSE.md", "config/**/*.yml", "lib/**/*.rb"]
+  spec.require_paths = ["lib"]
 
-  spec.require_paths = ['lib']
-  spec.add_dependency 'rubocop', ['>= 1.69.0', '< 2']
-  spec.extra_rdoc_files = ['LICENSE.md', 'README.md']
+  spec.add_dependency "rubocop", [">= 1.69.0", "< 2"]
+  spec.add_dependency "rubocop-minitest"
+  spec.add_dependency "rubocop-performance"
+  spec.add_dependency "rubocop-rake"
+  spec.add_dependency "rubocop-sequel"
+
+  spec.extra_rdoc_files = ["LICENSE.md", "README.md"]
 end
diff --git a/sig/rubocop/eightyfourcodes.rbs b/sig/rubocop/eightyfourcodes.rbs
deleted file mode 100644
index 931c7ae..0000000
--- a/sig/rubocop/eightyfourcodes.rbs
+++ /dev/null
@@ -1,6 +0,0 @@
-module Rubocop
-  module EightyFourCodes
-    VERSION: String
-    # See the writing guide of rbs: https://github.com/ruby/rbs#guides
-  end
-end
diff --git a/spec/rubocop/cop/eighty_four_codes/command_literal_injection_spec.rb b/spec/rubocop/cop/eighty_four_codes/command_literal_injection_spec.rb
index d21ec49..25e4f78 100644
--- a/spec/rubocop/cop/eighty_four_codes/command_literal_injection_spec.rb
+++ b/spec/rubocop/cop/eighty_four_codes/command_literal_injection_spec.rb
@@ -1,16 +1,16 @@
 # frozen_string_literal: true
 
-require './spec/spec_helper'
+require "./spec/spec_helper"
 
 RSpec.describe RuboCop::Cop::EightyFourCodes::CommandLiteralInjection, :config do
   let(:config) { RuboCop::Config.new }
-  let(:cop_name) { 'EightyFourCodes/CommandLiteralInjection' }
+  let(:cop_name) { "EightyFourCodes/CommandLiteralInjection" }
   let(:cop_message) do
     "#{cop_name}: Do not include variables command literals. Use parameters \"system(cmd, params)\" or exec() instead"
   end
 
-  describe '%x commands with interpolation' do
-    it 'registers an offense' do
+  describe "%x commands with interpolation" do
+    it "registers an offense" do
       expect_offense(<<~RUBY)
         my_var = 1
         %x(cat \#{my_var})
@@ -18,7 +18,7 @@
       RUBY
     end
 
-    it 'registers an offense if command conitnues' do
+    it "registers an offense if command conitnues" do
       expect_offense(<<~RUBY)
         my_var = 1
         %x(cat \#{my_var} | less)
@@ -26,7 +26,7 @@
       RUBY
     end
 
-    it 'registers an offense if variable is at the beginning' do
+    it "registers an offense if variable is at the beginning" do
       expect_offense(<<~RUBY)
         my_var = 1
         %x(\#{my_var} | less)
@@ -34,15 +34,15 @@
       RUBY
     end
 
-    it 'allows %x without arguments' do
+    it "allows %x without arguments" do
       expect_no_offenses(<<-RUBY)
          %x(cat /var/log/syslog)
       RUBY
     end
   end
 
-  describe '`` commands with interpolation' do
-    it 'registers an offense' do
+  describe "`` commands with interpolation" do
+    it "registers an offense" do
       expect_offense(<<~RUBY)
         my_var = 1
         `cat \#{my_var}`
@@ -50,7 +50,7 @@
       RUBY
     end
 
-    it 'registers an offense if command conitnues' do
+    it "registers an offense if command conitnues" do
       expect_offense(<<~RUBY)
         my_var = 1
         `cat \#{my_var} | less`
@@ -58,7 +58,7 @@
       RUBY
     end
 
-    it 'registers an offense if variable is at the beginning' do
+    it "registers an offense if variable is at the beginning" do
       expect_offense(<<~RUBY)
         my_var = 1
         `\#{my_var} | less`
@@ -66,7 +66,7 @@
       RUBY
     end
 
-    it 'registers an offense on multiple variables' do
+    it "registers an offense on multiple variables" do
       expect_offense(<<~RUBY)
         my_var = 1
         `cat \#{my_var} | less \#{my_var}`
@@ -74,7 +74,7 @@
       RUBY
     end
 
-    it 'allows %x without arguments' do
+    it "allows %x without arguments" do
       expect_no_offenses(<<-RUBY)
         `cat /var/log/syslog`
       RUBY
diff --git a/spec/rubocop/cop/eighty_four_codes/ensure_redirect_spec.rb b/spec/rubocop/cop/eighty_four_codes/ensure_redirect_spec.rb
index 40ec512..e546e26 100644
--- a/spec/rubocop/cop/eighty_four_codes/ensure_redirect_spec.rb
+++ b/spec/rubocop/cop/eighty_four_codes/ensure_redirect_spec.rb
@@ -1,13 +1,13 @@
 # frozen_string_literal: true
 
-require './spec/spec_helper'
+require "./spec/spec_helper"
 
 RSpec.describe RuboCop::Cop::EightyFourCodes::EnsureRedirect, :config do
   let(:config) { RuboCop::Config.new }
-  let(:cop_name) { 'EightyFourCodes/EnsureRedirect' }
+  let(:cop_name) { "EightyFourCodes/EnsureRedirect" }
   let(:cop_message) { "#{cop_name}: Do not redirect from an `ensure` block." }
 
-  it 'registers an offense and corrects for redirect in ensure' do
+  it "registers an offense and corrects for redirect in ensure" do
     expect_offense(<<~RUBY)
       begin
         something
@@ -21,7 +21,7 @@
     expect_no_corrections
   end
 
-  it 'registers an offense and corrects for redirect with argument in ensure' do
+  it "registers an offense and corrects for redirect with argument in ensure" do
     expect_offense(<<~RUBY)
       begin
         foo
@@ -34,7 +34,7 @@
     expect_no_corrections
   end
 
-  it 'registers an offense when redirecting multiple values in `ensure`' do
+  it "registers an offense when redirecting multiple values in `ensure`" do
     expect_offense(<<~RUBY)
       begin
         something
@@ -48,7 +48,7 @@
     expect_no_corrections
   end
 
-  it 'does not register an offense for redirect outside ensure' do
+  it "does not register an offense for redirect outside ensure" do
     expect_no_offenses(<<~RUBY)
       begin
         something
@@ -59,7 +59,7 @@
     RUBY
   end
 
-  it 'does not check when ensure block has no body' do
+  it "does not check when ensure block has no body" do
     expect_no_offenses(<<~RUBY)
       begin
         something
diff --git a/spec/rubocop/cop/eighty_four_codes/ruby_version_file_spec.rb b/spec/rubocop/cop/eighty_four_codes/ruby_version_file_spec.rb
index dbd70e4..e256bb3 100644
--- a/spec/rubocop/cop/eighty_four_codes/ruby_version_file_spec.rb
+++ b/spec/rubocop/cop/eighty_four_codes/ruby_version_file_spec.rb
@@ -1,16 +1,16 @@
 # frozen_string_literal: true
 
-require './spec/spec_helper'
+require "./spec/spec_helper"
 
 RSpec.describe RuboCop::Cop::EightyFourCodes::RubyVersionFile, :config do
   let(:config) { RuboCop::Config.new }
-  let(:cop_name) { 'EightyFourCodes/RubyVersionFile' }
+  let(:cop_name) { "EightyFourCodes/RubyVersionFile" }
   let(:cop_message) do
     "#{cop_name}: Control Ruby version via .ruby-version, fix by replacing with File.read('.ruby-version')"
   end
 
-  it 'registers an offense defined with double quotes' do
-    expect_offense(<<~RUBY, 'Gemfile')
+  it "registers an offense defined with double quotes" do
+    expect_offense(<<~RUBY, "Gemfile")
       ruby "2.6.6"
            ^^^^^^^ #{cop_message}
     RUBY
@@ -20,8 +20,8 @@
     RUBY
   end
 
-  it 'registers an offense defined with single quotes' do
-    expect_offense(<<~RUBY, 'Gemfile')
+  it "registers an offense defined with single quotes" do
+    expect_offense(<<~RUBY, "Gemfile")
       ruby '2.1.0'
            ^^^^^^^ #{cop_message}
     RUBY
@@ -31,14 +31,14 @@
     RUBY
   end
 
-  it 'does not register an offense when not in Gemfile' do
-    expect_no_offenses(<<~RUBY, 'test.rb')
+  it "does not register an offense when not in Gemfile" do
+    expect_no_offenses(<<~RUBY, "test.rb")
       ruby '2.1.0'
     RUBY
   end
 
-  it 'does not register an offense when reading .ruby-version' do
-    expect_no_offenses(<<~RUBY, 'Gemfile')
+  it "does not register an offense when reading .ruby-version" do
+    expect_no_offenses(<<~RUBY, "Gemfile")
       ruby File.read('.ruby-version')
     RUBY
   end
diff --git a/spec/rubocop/eighty_four_codes_spec.rb b/spec/rubocop/eighty_four_codes_spec.rb
index 1779f4f..20e977f 100644
--- a/spec/rubocop/eighty_four_codes_spec.rb
+++ b/spec/rubocop/eighty_four_codes_spec.rb
@@ -1,9 +1,9 @@
 # frozen_string_literal: true
 
-require './spec/spec_helper'
+require "./spec/spec_helper"
 
 RSpec.describe RuboCop::EightyFourCodes do
-  it 'has a version number' do
+  it "has a version number" do
     expect(RuboCop::EightyFourCodes::VERSION).not_to be_nil
   end
 end
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 0a96064..30fcef4 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -1,8 +1,8 @@
 # frozen_string_literal: true
 
-require 'rubocop-eightyfourcodes'
-require 'rspec'
-require 'rubocop/rspec/support'
+require "rubocop-eightyfourcodes"
+require "rspec"
+require "rubocop/rspec/support"
 
 RSpec.configure do |config|
   config.include RuboCop::RSpec::ExpectOffense
@@ -19,5 +19,5 @@
     meta[:type] = :cop_spec
   end
 
-  config.include_context 'config', type: :cop_spec
+  config.include_context "config", type: :cop_spec
 end