diff --git a/Gemfile b/Gemfile
index 264904e..2b50767 100644
--- a/Gemfile
+++ b/Gemfile
@@ -3,4 +3,4 @@ source "https://rubygems.org"
 # Specify your gem's dependencies in language_server.gemspec
 gemspec
 
-gem "rubocop", "0.52.1"
+gem "rubocop", "1.18.4"