diff --git a/Library/Homebrew/vendor/bundle-standalone/bundler/setup.rb b/Library/Homebrew/vendor/bundle-standalone/bundler/setup.rb
index 6c86ad5daf..7db420ea56 100644
--- a/Library/Homebrew/vendor/bundle-standalone/bundler/setup.rb
+++ b/Library/Homebrew/vendor/bundle-standalone/bundler/setup.rb
@@ -14,7 +14,7 @@ $:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/backports-3.11.4/lib"
 $:.unshift "#{path}/"
 $:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/extensions/universal-darwin-18/2.3.0/jaro_winkler-1.5.2"
 $:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/jaro_winkler-1.5.2/lib"
-$:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/parallel-1.12.1/lib"
+$:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/parallel-1.13.0/lib"
 $:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/parser-2.6.0.0/lib"
 $:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/plist-3.5.0/lib"
 $:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/powerpack-0.1.2/lib"