diff --git a/Library/Homebrew/Gemfile.lock b/Library/Homebrew/Gemfile.lock
index 8a0b9fcc07..3c86f67ba3 100644
--- a/Library/Homebrew/Gemfile.lock
+++ b/Library/Homebrew/Gemfile.lock
@@ -146,7 +146,7 @@ GEM
       yard-sorbet
     thor (1.3.2)
     unicode-display_width (2.5.0)
-    vernier (1.1.2)
+    vernier (1.2.1)
     warning (1.4.0)
     yard (0.9.37)
     yard-sorbet (0.9.0)
diff --git a/Library/Homebrew/sorbet/rbi/gems/vernier@1.1.2.rbi b/Library/Homebrew/sorbet/rbi/gems/vernier@1.2.1.rbi
similarity index 100%
rename from Library/Homebrew/sorbet/rbi/gems/vernier@1.1.2.rbi
rename to Library/Homebrew/sorbet/rbi/gems/vernier@1.2.1.rbi
diff --git a/Library/Homebrew/vendor/bundle/bundler/setup.rb b/Library/Homebrew/vendor/bundle/bundler/setup.rb
index 093fc1f74d..4827020f3a 100644
--- a/Library/Homebrew/vendor/bundle/bundler/setup.rb
+++ b/Library/Homebrew/vendor/bundle/bundler/setup.rb
@@ -114,6 +114,6 @@ $:.unshift File.expand_path("#{__dir__}/../#{RUBY_ENGINE}/#{Gem.ruby_api_version
 $:.unshift File.expand_path("#{__dir__}/../#{RUBY_ENGINE}/#{Gem.ruby_api_version}/gems/yard-0.9.37/lib")
 $:.unshift File.expand_path("#{__dir__}/../#{RUBY_ENGINE}/#{Gem.ruby_api_version}/gems/yard-sorbet-0.9.0/lib")
 $:.unshift File.expand_path("#{__dir__}/../#{RUBY_ENGINE}/#{Gem.ruby_api_version}/gems/tapioca-0.16.2/lib")
-$:.unshift File.expand_path("#{__dir__}/../#{RUBY_ENGINE}/#{Gem.ruby_api_version}/extensions/arm64-darwin-20/#{Gem.extension_api_version}/vernier-1.1.2")
-$:.unshift File.expand_path("#{__dir__}/../#{RUBY_ENGINE}/#{Gem.ruby_api_version}/gems/vernier-1.1.2/lib")
+$:.unshift File.expand_path("#{__dir__}/../#{RUBY_ENGINE}/#{Gem.ruby_api_version}/extensions/arm64-darwin-20/#{Gem.extension_api_version}/vernier-1.2.1")
+$:.unshift File.expand_path("#{__dir__}/../#{RUBY_ENGINE}/#{Gem.ruby_api_version}/gems/vernier-1.2.1/lib")
 $:.unshift File.expand_path("#{__dir__}/../#{RUBY_ENGINE}/#{Gem.ruby_api_version}/gems/warning-1.4.0/lib")