diff --git a/Gemfile b/Gemfile
index 070a3d9..24ed7f0 100644
--- a/Gemfile
+++ b/Gemfile
@@ -19,7 +19,7 @@ group :test do
   gem "climate_control", "~> 1.2.0"
   gem "oj", "~> 3.14" if ENV["WITH_OJ_GEM"] == "true"
   gem "rspec", "~> 3.13.0"
-  gem "rubocop", "~> 1.64.0"
+  gem "rubocop", "~> 1.65.0"
   gem "rubocop-performance", "~> 1.21.0"
   gem "simplecov", "~> 0.22.0"
   gem "simplecov-console", "~> 0.9.1"