diff --git a/Gemfile b/Gemfile
index 93039be61..be94fd2e5 100644
--- a/Gemfile
+++ b/Gemfile
@@ -7,5 +7,5 @@
 source 'https://rubygems.org'
 
 gem 'rake', '~> 13.0'
-gem 'rubocop', '~> 1.65.1'
+gem 'rubocop', '~> 1.66.0'
 gem 'rubocop-performance', '~> 1.21.0'