diff --git a/Gemfile b/Gemfile
index 56b3cd3f..a98e4d47 100644
--- a/Gemfile
+++ b/Gemfile
@@ -5,5 +5,5 @@ source 'https://rubygems.org'
 gemspec
 
 gem 'coveralls', require: false
-gem 'rubocop', '0.88.0', require: false
+gem 'rubocop', '0.89.0', require: false
 gem 'rubocop-performance', require: false