diff --git a/Gemfile b/Gemfile
index 252e153..b3ffc4b 100644
--- a/Gemfile
+++ b/Gemfile
@@ -9,7 +9,7 @@ gem 'sinatra-contrib', '~> 4.1'
 
 group :development do
   gem 'overcommit', '~> 0.72.0'
-  gem 'rubocop', '~> 1.89.0'
+  gem 'rubocop', '~> 1.90.0'
   gem 'rubocop-rspec', '~> 3.10'
 end
 
diff --git a/Gemfile.lock b/Gemfile.lock
index 30db9c2..0043306 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -92,8 +92,8 @@ GEM
     rspec-support (3.13.6)
     rspec_junit_formatter (0.6.0)
       rspec-core (>= 2, < 4, != 2.12.0)
-    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)
@@ -159,7 +159,7 @@ DEPENDENCIES
   rack-test (~> 2.2)
   rspec (~> 3.13)
   rspec_junit_formatter
-  rubocop (~> 1.89.0)
+  rubocop (~> 1.90.0)
   rubocop-rspec (~> 3.10)
   ruby-saml (~> 1.18)
   simplecov (~> 1.1.1)