Using ginjo-rfm 3.0.12 seems to break Rake on Rails 5.1.1. Whenever I try to run any rake task I get the following error:

ArgumentError: unknown keyword: start
/home/user/.rvm/gems/ruby-2.4.1@rails_project/gems/activesupport-5.1.7/lib/active_support/core_ext/module/delegation.rb:155:in delegate' /home/user/.rvm/gems/ruby-2.4.1@rails_project/gems/listen-3.1.5/lib/listen/backend.rb:29:in class:Backend'
/home/user/.rvm/gems/ruby-2.4.1@rails_project/gems/listen-3.1.5/lib/listen/backend.rb:10:in <module:Listen>' /home/user/.rvm/gems/ruby-2.4.1@rails_project/gems/listen-3.1.5/lib/listen/backend.rb:9:in <top (required)>'
/home/user/.rvm/gems/ruby-2.4.1@rails_project/gems/activesupport-5.1.7/lib/active_support/dependencies.rb:292:in require' /home/user/.rvm/gems/ruby-2.4.1@rails_project/gems/activesupport-5.1.7/lib/active_support/dependencies.rb:292:in block in require'
/home/user/.rvm/gems/ruby-2.4.1@rails_project/gems/activesupport-5.1.7/lib/active_support/dependencies.rb:258:in load_dependency' /home/user/.rvm/gems/ruby-2.4.1@rails_project/gems/activesupport-5.1.7/lib/active_support/dependencies.rb:292:in require'
/home/user/.rvm/gems/ruby-2.4.1@rails_project/gems/listen-3.1.5/lib/listen/listener.rb:5:in <top (required)>' /home/user/.rvm/gems/ruby-2.4.1@rails_project/gems/activesupport-5.1.7/lib/active_support/dependencies.rb:292:in require'
/home/user/.rvm/gems/ruby-2.4.1@rails_project/gems/activesupport-5.1.7/lib/active_support/dependencies.rb:292:in block in require' /home/user/.rvm/gems/ruby-2.4.1@rails_project/gems/activesupport-5.1.7/lib/active_support/dependencies.rb:258:in load_dependency'
/home/user/.rvm/gems/ruby-2.4.1@rails_project/gems/activesupport-5.1.7/lib/active_support/dependencies.rb:292:in require' /home/user/.rvm/gems/ruby-2.4.1@rails_project/gems/listen-3.1.5/lib/listen.rb:3:in <top (required)>'
/home/user/.rvm/gems/ruby-2.4.1@rails_project/gems/bundler-2.0.1/lib/bundler/runtime.rb:81:in require' /home/user/.rvm/gems/ruby-2.4.1@rails_project/gems/bundler-2.0.1/lib/bundler/runtime.rb:81:in block (2 levels) in require'
/home/user/.rvm/gems/ruby-2.4.1@rails_project/gems/bundler-2.0.1/lib/bundler/runtime.rb:76:in each' /home/user/.rvm/gems/ruby-2.4.1@rails_project/gems/bundler-2.0.1/lib/bundler/runtime.rb:76:in block in require'
/home/user/.rvm/gems/ruby-2.4.1@rails_project/gems/bundler-2.0.1/lib/bundler/runtime.rb:65:in each' /home/user/.rvm/gems/ruby-2.4.1@rails_project/gems/bundler-2.0.1/lib/bundler/runtime.rb:65:in require'
/home/user/.rvm/gems/ruby-2.4.1@rails_project/gems/bundler-2.0.1/lib/bundler.rb:114:in require' /home/user/rails/rails_project/config/application.rb:7:in <top (required)>'
/home/user/rails/rails_project/Rakefile:4:in require_relative' /home/user/rails/rails_project/Rakefile:4:in <top (required)>'
/home/user/.rvm/gems/ruby-2.4.1@rails_project/bin/ruby_executable_hooks:24:in eval' /home/user/.rvm/gems/ruby-2.4.1@rails_project/bin/ruby_executable_hooks:24:in

When I remove the ginjo-rfm gem, Rake works as normal. I tried downgrading the gem to no avail.