diff --git a/Gemfile b/Gemfile
index 2da60a2..8baf230 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,16 +1,16 @@
 source 'https://rubygems.org'
 
 group :test do
   gem 'rake'
-  gem 'puppet', ENV['PUPPET_VERSION'] || '~> 3.7.0'
+  gem 'puppet', ENV['PUPPET_VERSION'] || '~> 4.0'
   gem 'rspec-puppet'
   gem 'rspec-puppet-facts', :require => false
-  gem 'puppetlabs_spec_helper'
+  gem 'puppetlabs_spec_helper', '~> 0.10.2'
   gem 'metadata-json-lint'
 end
 
 group :development do
   gem 'travis'
   gem 'vagrant-wrapper'
   gem 'guard-rake'
 end