diff --git a/Gemfile.devtools b/Gemfile.devtools
index 3c81a5e..447aca6 100644
--- a/Gemfile.devtools
+++ b/Gemfile.devtools
@@ -13,5 +13,5 @@ group :test do
 end
 
 group :tools do
-  gem "rubocop", "~> 1.36.0"
+  gem "rubocop", "~> 1.38.0"
 end