diff --git a/Gemfile b/Gemfile
index 5a8047e7..22f65469 100644
--- a/Gemfile
+++ b/Gemfile
@@ -7,7 +7,7 @@ group :development, :test do
   gem 'rack', '~> 3.1' # for yard server
   gem 'rackup', '~> 2.1' # for yard server
   gem 'rbs', '~> 3.9.3'
-  gem 'rubocop', '~> 1.80.0', require: false
+  gem 'rubocop', '~> 1.81.0', require: false
   gem 'steep', '~> 1.10.0'
   gem 'webrick', '~> 1.9.1'
   gem 'yard', '~> 0.9.20' # for yard server
diff --git a/Gemfile.lock b/Gemfile.lock
index c41881c1..4398d9c7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -41,7 +41,7 @@ GEM
     hashdiff (1.1.2)
     i18n (1.14.7)
       concurrent-ruby (~> 1.0)
-    json (2.13.2)
+    json (2.15.0)
     language_server-protocol (3.17.0.5)
     lint_roller (1.1.0)
     listen (3.9.0)
@@ -55,7 +55,7 @@ GEM
     parser (3.3.9.0)
       ast (~> 2.4.1)
       racc
-    prism (1.4.0)
+    prism (1.5.1)
     public_suffix (6.0.1)
     racc (1.8.1)
     rack (3.2.1)
@@ -68,7 +68,7 @@ GEM
       ffi (~> 1.0)
     rbs (3.9.5)
       logger
-    regexp_parser (2.11.2)
+    regexp_parser (2.11.3)
     rexml (3.4.1)
     rspec (3.13.1)
       rspec-core (~> 3.13.0)
@@ -83,7 +83,7 @@ GEM
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.13.0)
     rspec-support (3.13.4)
-    rubocop (1.80.2)
+    rubocop (1.81.1)
       json (~> 2.3)
       language_server-protocol (~> 3.17.0.2)
       lint_roller (~> 1.1.0)
@@ -91,10 +91,10 @@ GEM
       parser (>= 3.3.0.2)
       rainbow (>= 2.2.2, < 4.0)
       regexp_parser (>= 2.9.3, < 3.0)
-      rubocop-ast (>= 1.46.0, < 2.0)
+      rubocop-ast (>= 1.47.1, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 2.4.0, < 4.0)
-    rubocop-ast (1.46.0)
+    rubocop-ast (1.47.1)
       parser (>= 3.3.7.2)
       prism (~> 1.4)
     ruby-progressbar (1.13.0)
@@ -121,9 +121,9 @@ GEM
       unicode-display_width (>= 1.1.1, < 4)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
-    unicode-display_width (3.1.5)
-      unicode-emoji (~> 4.0, >= 4.0.4)
-    unicode-emoji (4.0.4)
+    unicode-display_width (3.2.0)
+      unicode-emoji (~> 4.1)
+    unicode-emoji (4.1.0)
     uri (1.0.3)
     webmock (3.25.1)
       addressable (>= 2.8.0)
@@ -144,7 +144,7 @@ DEPENDENCIES
   rake (~> 13.0)
   rbs (~> 3.9.3)
   rspec (~> 3.13.0)
-  rubocop (~> 1.80.0)
+  rubocop (~> 1.81.0)
   steep (~> 1.10.0)
   webmock (~> 3.25.0)
   webrick (~> 1.9.1)