diff --git a/.rubocop.yml b/.rubocop.yml
new file mode 100644
index 0000000..25f5ca5
--- /dev/null
+++ b/.rubocop.yml
@@ -0,0 +1,5 @@
+# Omakase Ruby styling for Rails
+inherit_gem:
+  rubocop-rails-omakase: rubocop.yml
+
+# Your own specialized rules go here
diff --git a/Gemfile b/Gemfile
index 033ab42..dae4160 100644
--- a/Gemfile
+++ b/Gemfile
@@ -19,7 +19,7 @@ group :development, :test do
 end
 
 group :development do
-  gem "standard"
+  gem "rubocop-rails-omakase", require: false
   gem "web-console"
 end
 
diff --git a/Gemfile.lock b/Gemfile.lock
index f34018e..91ec0f3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -142,7 +142,6 @@ GEM
       activesupport (>= 5.0.0)
     json (2.7.2)
     language_server-protocol (3.17.0.3)
-    lint_roller (1.1.0)
     logger (1.6.0)
     loofah (2.22.0)
       crass (~> 1.0.2)
@@ -218,9 +217,22 @@ GEM
       unicode-display_width (>= 2.4.0, < 3.0)
     rubocop-ast (1.31.3)
       parser (>= 3.3.1.0)
+    rubocop-minitest (0.35.0)
+      rubocop (>= 1.61, < 2.0)
+      rubocop-ast (>= 1.31.1, < 2.0)
     rubocop-performance (1.21.1)
       rubocop (>= 1.48.1, < 2.0)
       rubocop-ast (>= 1.31.1, < 2.0)
+    rubocop-rails (2.25.0)
+      activesupport (>= 4.2.0)
+      rack (>= 1.1)
+      rubocop (>= 1.33.0, < 2.0)
+      rubocop-ast (>= 1.31.1, < 2.0)
+    rubocop-rails-omakase (1.0.0)
+      rubocop
+      rubocop-minitest
+      rubocop-performance
+      rubocop-rails
     ruby-progressbar (1.13.0)
     rubyzip (2.3.2)
     selenium-webdriver (4.10.0)
@@ -236,18 +248,6 @@ GEM
       sprockets (>= 3.0.0)
     sqlite3 (2.0.2-arm64-darwin)
     sqlite3 (2.0.2-x86_64-linux-gnu)
-    standard (1.37.0)
-      language_server-protocol (~> 3.17.0.2)
-      lint_roller (~> 1.0)
-      rubocop (~> 1.64.0)
-      standard-custom (~> 1.0.0)
-      standard-performance (~> 1.4)
-    standard-custom (1.0.2)
-      lint_roller (~> 1.0)
-      rubocop (~> 1.50)
-    standard-performance (1.4.0)
-      lint_roller (~> 1.1)
-      rubocop-performance (~> 1.21.0)
     stimulus-rails (1.3.3)
       railties (>= 6.0.0)
     stringio (3.1.1)
@@ -296,10 +296,10 @@ DEPENDENCIES
   jbuilder
   puma
   rails!
+  rubocop-rails-omakase
   selenium-webdriver
   sprockets-rails
   sqlite3
-  standard
   stimulus-rails
   tailwindcss-rails (~> 2.0)
   turbo-rails
diff --git a/app/helpers/expenses_helper.rb b/app/helpers/expenses_helper.rb
index 739166e..263c8f3 100644
--- a/app/helpers/expenses_helper.rb
+++ b/app/helpers/expenses_helper.rb
@@ -2,6 +2,6 @@ module ExpensesHelper
   def expense_periods
     Expense
       .periods
-      .map { |key, value| [key.titleize, Expense.periods.key(value)] }
+      .map { |key, value| [ key.titleize, Expense.periods.key(value) ] }
   end
 end
diff --git a/app/helpers/incomes_helper.rb b/app/helpers/incomes_helper.rb
index 9d6b84f..8275806 100644
--- a/app/helpers/incomes_helper.rb
+++ b/app/helpers/incomes_helper.rb
@@ -2,6 +2,6 @@ module IncomesHelper
   def members
     Member
       .all
-      .map { |member, value| [member.name, member.id] }
+      .map { |member, value| [ member.name, member.id ] }
   end
 end
diff --git a/config/environments/development.rb b/config/environments/development.rb
index 61c8aa6..d969821 100644
--- a/config/environments/development.rb
+++ b/config/environments/development.rb
@@ -24,7 +24,7 @@ Rails.application.configure do
     config.action_controller.enable_fragment_cache_logging = true
 
     config.cache_store = :memory_store
-    config.public_file_server.headers = {"Cache-Control" => "public, max-age=#{2.days.to_i}"}
+    config.public_file_server.headers = { "Cache-Control" => "public, max-age=#{2.days.to_i}" }
   else
     config.action_controller.perform_caching = false
 
@@ -39,7 +39,7 @@ Rails.application.configure do
 
   config.action_mailer.perform_caching = false
 
-  config.action_mailer.default_url_options = {host: "localhost", port: 3000}
+  config.action_mailer.default_url_options = { host: "localhost", port: 3000 }
 
   # Print deprecation notices to the Rails logger.
   config.active_support.deprecation = :log
diff --git a/config/environments/production.rb b/config/environments/production.rb
index e0ae758..8f42c8c 100644
--- a/config/environments/production.rb
+++ b/config/environments/production.rb
@@ -60,7 +60,7 @@ Rails.application.configure do
     .then { |logger| ActiveSupport::TaggedLogging.new(logger) }
 
   # Prepend all log lines with the following tags.
-  config.log_tags = [:request_id]
+  config.log_tags = [ :request_id ]
 
   # "info" includes generic and useful information about system operation, but avoids logging too much
   # information to avoid inadvertent exposure of personally identifiable information (PII). If you
diff --git a/config/environments/test.rb b/config/environments/test.rb
index 3064700..83d1fa9 100644
--- a/config/environments/test.rb
+++ b/config/environments/test.rb
@@ -18,7 +18,7 @@ Rails.application.configure do
   config.eager_load = ENV["CI"].present?
 
   # Configure public file server for tests with Cache-Control for performance.
-  config.public_file_server.headers = {"Cache-Control" => "public, max-age=#{1.hour.to_i}"}
+  config.public_file_server.headers = { "Cache-Control" => "public, max-age=#{1.hour.to_i}" }
 
   # Show full error reports and disable caching.
   config.consider_all_requests_local = true
@@ -43,7 +43,7 @@ Rails.application.configure do
 
   # Unlike controllers, the mailer instance doesn't have any context about the
   # incoming request so you'll need to provide the :host parameter yourself.
-  config.action_mailer.default_url_options = {host: "www.example.com"}
+  config.action_mailer.default_url_options = { host: "www.example.com" }
 
   # Print deprecation notices to the stderr.
   config.active_support.deprecation = :stderr
diff --git a/test/application_system_test_case.rb b/test/application_system_test_case.rb
index 2ac80b6..e2db3a5 100644
--- a/test/application_system_test_case.rb
+++ b/test/application_system_test_case.rb
@@ -3,5 +3,5 @@ require "test_helper"
 class ApplicationSystemTestCase < ActionDispatch::SystemTestCase
   driven_by :selenium,
     using: ENV["VISIBLE_SYSTEM_TESTS"].present? ? :chrome : :headless_chrome,
-    screen_size: [1400, 1400]
+    screen_size: [ 1400, 1400 ]
 end