diff --git a/lib/vagrant-cachier/plugin.rb b/lib/vagrant-cachier/plugin.rb
index 4ad0acd..bb337b1 100644
--- a/lib/vagrant-cachier/plugin.rb
+++ b/lib/vagrant-cachier/plugin.rb
@@ -1,5 +1,3 @@
-# TODO: Switch to Vagrant.require_version before 1.0.0
-#       see: https://github.com/mitchellh/vagrant/blob/bc55081e9ffaa6820113e449a9f76b293a29b27d/lib/vagrant.rb#L202-L228
 unless Gem::Requirement.new('>= 1.4.0').satisfied_by?(Gem::Version.new(Vagrant::VERSION))
   raise 'vagrant-cachier requires Vagrant >= 1.4.0 in order to work!'
 end