diff --git a/Gemfile b/Gemfile
index 05d39dd..939edb5 100644
--- a/Gemfile
+++ b/Gemfile
@@ -8,6 +8,6 @@ gem 'kramdown', '~> 2.5.2'
 gem 'minitest', '~> 5.25'
 gem 'rake', '~> 13.2'
 gem 'rspec', '~> 3.13'
-gem 'rubocop', '~> 1.80'
+gem 'rubocop', '~> 1.90'
 gem 'simplecov', '~> 0.22', require: false
 gem 'yard', '~> 0.9.45'
diff --git a/Gemfile.lock b/Gemfile.lock
index 5df65cd..67c8c4c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -42,8 +42,8 @@ GEM
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.13.0)
     rspec-support (3.13.7)
-    rubocop (1.89.0)
-      json (~> 2.3)
+    rubocop (1.90.0)
+      json (>= 2.3)
       language_server-protocol (~> 3.17.0.2)
       lint_roller (~> 1.1.0)
       parallel (>= 1.10)
@@ -78,7 +78,7 @@ DEPENDENCIES
   minitest (~> 5.25)
   rake (~> 13.2)
   rspec (~> 3.13)
-  rubocop (~> 1.80)
+  rubocop (~> 1.90)
   simplecov (~> 0.22)
   yard (~> 0.9.45)
 
@@ -106,7 +106,7 @@ CHECKSUMS
   rspec-expectations (3.13.5) sha256=33a4d3a1d95060aea4c94e9f237030a8f9eae5615e9bd85718fe3a09e4b58836
   rspec-mocks (3.13.8) sha256=086ad3d3d17533f4237643de0b5c42f04b66348c28bf6b9c2d3f4a3b01af1d47
   rspec-support (3.13.7) sha256=0640e5570872aafefd79867901deeeeb40b0c9875a36b983d85f54fb7381c47c
-  rubocop (1.89.0) sha256=4dee8e3ee9c45e474834efd9e8d6fd031e8331c8dacdff0de4ad65ae0a6faae7
+  rubocop (1.90.0) sha256=9eb4c065b5c5154e4ef554c547972f3905a9eb6b53e657e580b6796b54bf8242
   rubocop-ast (1.50.0) sha256=b9ca88300da0803ee222ad20cdb30494c0a784eed06fdc35d254b06d662788db
   ruby-progressbar (1.13.0) sha256=80fc9c47a9b640d6834e0dc7b3c94c9df37f08cb072b7761e4a71e22cff29b33
   simplecov (0.22.0) sha256=fe2622c7834ff23b98066bb0a854284b2729a569ac659f82621fc22ef36213a5