diff --git a/Gemfile b/Gemfile
index ca598b7..b7762af 100644
--- a/Gemfile
+++ b/Gemfile
@@ -11,7 +11,7 @@ group :development, :test do
   gem 'pry', '~> 0.14.1'
   gem 'pry-byebug', '~> 3.9'
   gem 'rake', '~> 13.1'
-  gem 'rubocop', '~> 1.60'
+  gem 'rubocop', '~> 1.66'
   gem 'rubocop-minitest', '~> 0.34.5'
   gem 'rubocop-performance', '~> 1.20'
   gem 'rubocop-rake', '~> 0.6.0'
diff --git a/Gemfile.lock b/Gemfile.lock
index b0847e4..861f198 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -33,13 +33,13 @@ GEM
     hashdiff (1.1.0)
     i18n (1.14.1)
       concurrent-ruby (~> 1.0)
-    json (2.7.1)
+    json (2.7.2)
     language_server-protocol (3.17.0.3)
     method_source (1.0.0)
     minitest (5.21.2)
     mutex_m (0.2.0)
-    parallel (1.24.0)
-    parser (3.3.0.5)
+    parallel (1.26.3)
+    parser (3.3.5.0)
       ast (~> 2.4.1)
       racc
     pry (0.14.2)
@@ -49,24 +49,23 @@ GEM
       byebug (~> 11.0)
       pry (>= 0.13, < 0.15)
     public_suffix (5.0.4)
-    racc (1.7.3)
+    racc (1.8.1)
     rainbow (3.1.1)
     rake (13.1.0)
-    regexp_parser (2.9.0)
-    rexml (3.2.6)
-    rubocop (1.60.2)
+    regexp_parser (2.9.2)
+    rexml (3.3.7)
+    rubocop (1.66.1)
       json (~> 2.3)
       language_server-protocol (>= 3.17.0)
       parallel (~> 1.10)
       parser (>= 3.3.0.2)
       rainbow (>= 2.2.2, < 4.0)
-      regexp_parser (>= 1.8, < 3.0)
-      rexml (>= 3.2.5, < 4.0)
-      rubocop-ast (>= 1.30.0, < 2.0)
+      regexp_parser (>= 2.4, < 3.0)
+      rubocop-ast (>= 1.32.2, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 2.4.0, < 3.0)
-    rubocop-ast (1.30.0)
-      parser (>= 3.2.1.0)
+    rubocop-ast (1.32.3)
+      parser (>= 3.3.1.0)
     rubocop-minitest (0.34.5)
       rubocop (>= 1.39, < 2.0)
       rubocop-ast (>= 1.30.0, < 2.0)
@@ -102,7 +101,7 @@ DEPENDENCIES
   pry (~> 0.14.1)
   pry-byebug (~> 3.9)
   rake (~> 13.1)
-  rubocop (~> 1.60)
+  rubocop (~> 1.66)
   rubocop-minitest (~> 0.34.5)
   rubocop-performance (~> 1.20)
   rubocop-rake (~> 0.6.0)