diff --git a/Gemfile b/Gemfile
index 681eda1c7f..53a3be0b16 100644
--- a/Gemfile
+++ b/Gemfile
@@ -56,7 +56,7 @@ group(:test) do
   gem 'webrick', '~> 1.7', require: false
   gem 'yard', require: false
 
-  gem 'rubocop', '~> 1.87.0', require: false, platforms: [:ruby]
+  gem 'rubocop', '~> 1.88.0', require: false, platforms: [:ruby]
   gem 'rubocop-i18n', '~> 3.0', require: false, platforms: [:ruby]
   gem 'rubocop-performance', '~> 1.0', require: false, platforms: [:ruby]
   gem 'rubocop-rake', '~> 0.6', require: false, platforms: [:ruby]