diff --git a/boxenprofiler.gemspec b/boxenprofiler.gemspec
index c76ec50..5131918 100644
--- a/boxenprofiler.gemspec
+++ b/boxenprofiler.gemspec
@@ -19,5 +19,5 @@ Gem::Specification.new do |s|
   s.add_development_dependency 'goodcop', '~> 0.5.0'
   s.add_development_dependency 'rake', '~> 12.3.0'
   s.add_development_dependency 'rspec', '~> 3.7.0'
-  s.add_development_dependency 'rubocop', '~> 0.56.0'
+  s.add_development_dependency 'rubocop', '~> 0.57.1'
 end