diff --git a/fog.gemspec b/fog.gemspec
index 5e0170acc..d1b85c763 100644
--- a/fog.gemspec
+++ b/fog.gemspec
@@ -92,7 +92,7 @@ Gem::Specification.new do |s|
   s.add_development_dependency("pry")
   s.add_development_dependency("rake")
   s.add_development_dependency("rbvmomi")
-  s.add_development_dependency("rubocop", "1.27.0")
+  s.add_development_dependency("rubocop", "1.28.1")
   s.add_development_dependency("shindo", "~> 0.3.4")
   s.add_development_dependency("simplecov")
   s.add_development_dependency("thor")