diff --git a/station.gemspec b/station.gemspec
index 3441f55cf..471f4398c 100644
--- a/station.gemspec
+++ b/station.gemspec
@@ -85,7 +85,7 @@ Gem::Specification.new do |spec|
   spec.add_runtime_dependency('chartkick', '4.0.5')
   spec.add_runtime_dependency('readingtime', '0.4.0')
 
-  spec.add_development_dependency('rubocop', '~> 1.16.0')
+  spec.add_development_dependency('rubocop', '~> 1.55.1')
   spec.add_development_dependency('rubocop-rails', '~> 2.6')
 
   spec.metadata = {