diff --git a/rubocop-govuk.gemspec b/rubocop-govuk.gemspec
index 6d319e9a..6df90740 100644
--- a/rubocop-govuk.gemspec
+++ b/rubocop-govuk.gemspec
@@ -15,7 +15,7 @@ Gem::Specification.new do |spec|
 
   spec.add_development_dependency "rake", "~> 13"
 
-  spec.add_dependency "rubocop", "1.54.2"
+  spec.add_dependency "rubocop", "1.55.0"
   spec.add_dependency "rubocop-ast", "1.29.0"
   spec.add_dependency "rubocop-rails", "2.20.2"
   spec.add_dependency "rubocop-rake", "0.6.0"