Gemfile in vagrant-berkshelf-5.1.0 vs Gemfile in vagrant-berkshelf-5.1.1

@@ -1,10 +1,11 @@
 source 'https://rubygems.org'
 
-gemspec
-
 group :development do
-  gem 'vagrant', github: 'mitchellh/vagrant'
+  gem 'vagrant', git: 'https://github.com/mitchellh/vagrant.git'
+  gem 'spork'
+  gem 'rspec'
+  gem 'rake'
 end
 
 group :plugins do
   gem 'vagrant-berkshelf', path: '.'
 end