diff --git a/Library/Homebrew/Gemfile.lock b/Library/Homebrew/Gemfile.lock
index 854b6fdcee..9fc0ad2ea6 100644
--- a/Library/Homebrew/Gemfile.lock
+++ b/Library/Homebrew/Gemfile.lock
@@ -134,7 +134,7 @@ GEM
       rubocop-ast (>= 1.19.1, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 1.4.0, < 3.0)
-    rubocop-ast (1.19.1)
+    rubocop-ast (1.21.0)
       parser (>= 3.1.1.0)
     rubocop-performance (1.14.3)
       rubocop (>= 1.7.0, < 2.0)
diff --git a/Library/Homebrew/vendor/bundle/bundler/setup.rb b/Library/Homebrew/vendor/bundle/bundler/setup.rb
index 355961b21a..f902e1aa4d 100644
--- a/Library/Homebrew/vendor/bundle/bundler/setup.rb
+++ b/Library/Homebrew/vendor/bundle/bundler/setup.rb
@@ -83,7 +83,7 @@ $:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/rspec-retry-0.6.2/lib
 $:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/rspec-sorbet-1.8.3/lib"
 $:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/rspec-wait-0.0.9/lib"
 $:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/rspec_junit_formatter-0.5.1/lib"
-$:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/rubocop-ast-1.19.1/lib"
+$:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/rubocop-ast-1.21.0/lib"
 $:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/ruby-progressbar-1.11.0/lib"
 $:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/unicode-display_width-2.2.0/lib"
 $:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/rubocop-1.33.0/lib"