`initialize': unknown keyword: code_gen_sensitive (ArgumentError)

[thislooksfun]

Running watchbuild 0.3.0 gives me this error:

/Users/[user]/.rvm/gems/ruby-2.3.0@global/gems/fastlane-2.63.0/fastlane_core/lib/fastlane_core/configuration/config_item.rb:62:in `initialize': unknown keyword: code_gen_sensitive (ArgumentError)
	from /Users/[user]/.rvm/gems/ruby-2.3.0@global/gems/watchbuild-0.3.0/lib/watchbuild/options.rb:11:in `new'
	from /Users/[user]/.rvm/gems/ruby-2.3.0@global/gems/watchbuild-0.3.0/lib/watchbuild/options.rb:11:in `available_options'
	from /Users/[user]/.rvm/gems/ruby-2.3.0@global/gems/watchbuild-0.3.0/bin/watchbuild:26:in `run'
	from /Users/[user]/.rvm/gems/ruby-2.3.0@global/gems/watchbuild-0.3.0/bin/watchbuild:58:in `<top (required)>'
	from /Users/[user]/.rvm/rubies/ruby-2.3.0/bin/watchbuild:23:in `load'
	from /Users/[user]/.rvm/rubies/ruby-2.3.0/bin/watchbuild:23:in `<main>'
	from /Users/[user]/.rvm/gems/ruby-2.3.0/bin/ruby_executable_hooks:15:in `eval'
	from /Users/[user]/.rvm/gems/ruby-2.3.0/bin/ruby_executable_hooks:15:in `<main>'

OS: macOS Mojave [10.14 (18A391)]
Ruby version: ruby 2.3.0p0 (2015-12-25 revision 53290) [x86_64-darwin16]