diff --git a/Gemfile b/Gemfile
index ec4da65..52bef78 100644
--- a/Gemfile
+++ b/Gemfile
@@ -13,7 +13,7 @@ end
 
 group :development do
   gem 'yard', '~> 0.9.36', require: false
-  gem 'rubocop', '~> 1.62.1', require: false
+  gem 'rubocop', '~> 1.63.4', require: false
   gem 'rubocop-rake', '~> 0.6.0', require: false
   gem 'rubocop-performance', '~> 1.21.0', require: false
 end