diff --git a/Gemfile b/Gemfile
index fac00ce..a4890da 100644
--- a/Gemfile
+++ b/Gemfile
@@ -7,7 +7,7 @@ gemspec
 
 gem "minitest", "~> 5.25"
 gem "rake", "~> 13.2"
-gem "rubocop", "~> 1.66"
+gem "rubocop", "~> 1.67"
 gem "rubocop-minitest", "~> 0.36"
 gem "rubocop-performance", "~> 1.22"
 gem "rubocop-rake", "~> 0.6"
diff --git a/Gemfile.lock b/Gemfile.lock
index 6490668..f5c15af 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -20,7 +20,7 @@ GEM
     rainbow (3.1.1)
     rake (13.2.1)
     regexp_parser (2.9.2)
-    rubocop (1.66.1)
+    rubocop (1.67.0)
       json (~> 2.3)
       language_server-protocol (>= 3.17.0)
       parallel (~> 1.10)
@@ -51,7 +51,7 @@ DEPENDENCIES
   flatito!
   minitest (~> 5.25)
   rake (~> 13.2)
-  rubocop (~> 1.66)
+  rubocop (~> 1.67)
   rubocop-minitest (~> 0.36)
   rubocop-performance (~> 1.22)
   rubocop-rake (~> 0.6)