diff --git a/Gemfile b/Gemfile
index 24712fe..2d3241f 100644
--- a/Gemfile
+++ b/Gemfile
@@ -9,6 +9,6 @@ gem 'rake', '~> 13.0'
 
 gem 'rubocop', '~> 1.21'
 
-gem 'rubocop-on-rbs', '~> 1.8', require: false
+gem 'rubocop-on-rbs', '~> 2.0', require: false
 
 gem 'steep', '~> 1.10', require: false