diff --git a/Gemfile b/Gemfile
index 51cded2..de45ba3 100644
--- a/Gemfile
+++ b/Gemfile
@@ -8,7 +8,7 @@ gemspec
 group :test, :development do
   gem 'rake', '~> 13.0'
   gem 'rspec', '~> 3.0'
-  gem 'rubocop', '~> 1.21'
+  gem 'rubocop', '~> 1.67'
 end
 
 group :development do
diff --git a/Gemfile.lock b/Gemfile.lock
index 5c46104..b27e7bc 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -51,7 +51,7 @@ GEM
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.13.0)
     rspec-support (3.13.1)
-    rubocop (1.66.1)
+    rubocop (1.67.0)
       json (~> 2.3)
       language_server-protocol (>= 3.17.0)
       parallel (~> 1.10)
@@ -87,7 +87,7 @@ DEPENDENCIES
   cortex_app!
   rake (~> 13.0)
   rspec (~> 3.0)
-  rubocop (~> 1.21)
+  rubocop (~> 1.67)
   simplecov (~> 0.22)
   vcr (~> 6.3)
   webmock (~> 3.23)