diff --git a/Gemfile b/Gemfile
index 0af8fe122..71a6aafac 100644
--- a/Gemfile
+++ b/Gemfile
@@ -47,7 +47,7 @@ group :test, :development do
   gem 'bundler', '>= 1', '< 3'
   gem 'pry-byebug'
   gem 'redcarpet'
-  gem 'rubocop', '1.65.0'
+  gem 'rubocop', '1.66.1'
 end
 
 gemspec