diff --git a/Gemfile b/Gemfile
index 2fc4ce7d..fd39fc19 100644
--- a/Gemfile
+++ b/Gemfile
@@ -16,7 +16,7 @@ group(:development) do
   gem('steep', '~> 1.0.1', require: false)
   gem('benchmark-ips', '~> 2.10.0', require: false)
   gem('yard', '~> 0.9.28', require: false)
-  gem('rubocop', '~> 1.30.1', require: false)
+  gem('rubocop', '~> 1.31.0', require: false)
   gem('rubocop-rake', '~> 0.6.0', require: false)
   gem('rubocop-performance', '~> 1.14.2', require: false)
   gem('rubocop-rubycw', '~> 0.1.6', require: false)