diff --git a/dyndnsd.gemspec b/dyndnsd.gemspec
index 66e3df9..9923769 100644
--- a/dyndnsd.gemspec
+++ b/dyndnsd.gemspec
@@ -40,6 +40,6 @@ Gem::Specification.new do |s|
   s.add_development_dependency 'rack-test'
   s.add_development_dependency 'rake'
   s.add_development_dependency 'rspec'
-  s.add_development_dependency 'rubocop', '~> 0.93.0'
+  s.add_development_dependency 'rubocop', '~> 1.0.0'
   s.add_development_dependency 'solargraph'
 end