diff --git a/.sync.yml b/.sync.yml
index 478e0c6..5727be4 100644
--- a/.sync.yml
+++ b/.sync.yml
@@ -1,43 +1,46 @@
 ---
 .github/CONTRIBUTING.md:
   delete: true
 
 .github/ISSUE_TEMPLATE.md:
   delete: true
 
 .github/PULL_REQUEST_TEMPLATE.md:
   delete: true
 
 .gitlab-ci.yml:
   delete: true
 
 .travis.yml:
   remove_branches:
     - main
     - /^v\d/
   docker_sets:
     - set: debian9-64
     - set: debian10-64
     - set: ubuntu1804-64
     - set: centos7-64
   irc: false
   user: 'deric'
   secure: 'K3gfvfUtsZ4l6TTChG5jBLIB4j9ZG3zQECBCMI0ZcYiyiFYIihDtraO6sTf0qOcocRg5TpihBNJ8IpBPdDvd8bOrQCIWnSor2hP6NKA8J0XCDX5H4hmyieJhFCuGydaopia6rATEbj4TIOzMk8zPVc/lavg4yRkpwcxCy7UQVKc='
 
 Rakefile:
   config.user: 'deric'
 
 spec/spec_helper.rb:
   spec_overrides: "require 'spec_helper_local' if File.file?(File.join(File.dirname(__FILE__), 'spec_helper_local.rb'))"
 
 Gemfile:
-  required:
+  optional:
     ":development":
-      - gem: 'overcommit'
+      - gem: github_changelog_generator
+        version: '~> 1.15'
+        condition: "Gem::Version.new(RUBY_VERSION.dup) >= Gem::Version.new('2.3.0')"
+      - gem: overcommit
   optional:
     ':acceptance':
       - gem: beaker
       - gem: beaker-rspec
       - gem: beaker-docker
       - gem: beaker-puppet_install_helper
       - gem: beaker-module_install_helper
diff --git a/Gemfile b/Gemfile
index cdea6d7..74ab151 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,80 +1,79 @@
 source ENV['GEM_SOURCE'] || 'https://rubygems.org'
 
 def location_for(place_or_version, fake_version = nil)
   git_url_regex = %r{\A(?<url>(https?|git)[:@][^#]*)(#(?<branch>.*))?}
   file_url_regex = %r{\Afile:\/\/(?<path>.*)}
 
   if place_or_version && (git_url = place_or_version.match(git_url_regex))
     [fake_version, { git: git_url[:url], branch: git_url[:branch], require: false }].compact
   elsif place_or_version && (file_url = place_or_version.match(file_url_regex))
     ['>= 0', { path: File.expand_path(file_url[:path]), require: false }]
   else
     [place_or_version, { require: false }]
   end
 end
 
 ruby_version_segments = Gem::Version.new(RUBY_VERSION.dup).segments
 minor_version = ruby_version_segments[0..1].join('.')
 
 group :development do
   gem "json", '= 2.0.4',                                         require: false if Gem::Requirement.create('~> 2.4.2').satisfied_by?(Gem::Version.new(RUBY_VERSION.dup))
   gem "json", '= 2.1.0',                                         require: false if Gem::Requirement.create(['>= 2.5.0', '< 2.7.0']).satisfied_by?(Gem::Version.new(RUBY_VERSION.dup))
   gem "json", '= 2.3.0',                                         require: false if Gem::Requirement.create(['>= 2.7.0', '< 2.8.0']).satisfied_by?(Gem::Version.new(RUBY_VERSION.dup))
   gem "puppet-module-posix-default-r#{minor_version}", '~> 1.0', require: false, platforms: [:ruby]
   gem "puppet-module-posix-dev-r#{minor_version}", '~> 1.0',     require: false, platforms: [:ruby]
   gem "puppet-module-win-default-r#{minor_version}", '~> 1.0',   require: false, platforms: [:mswin, :mingw, :x64_mingw]
   gem "puppet-module-win-dev-r#{minor_version}", '~> 1.0',       require: false, platforms: [:mswin, :mingw, :x64_mingw]
-  gem "overcommit",                                              require: false
 end
 group :system_tests do
   gem "puppet-module-posix-system-r#{minor_version}", '~> 1.0', require: false, platforms: [:ruby]
   gem "puppet-module-win-system-r#{minor_version}", '~> 1.0',   require: false, platforms: [:mswin, :mingw, :x64_mingw]
 end
 group :acceptance do
   gem "beaker",                       require: false
   gem "beaker-rspec",                 require: false
   gem "beaker-docker",                require: false
   gem "beaker-puppet_install_helper", require: false
   gem "beaker-module_install_helper", require: false
 end
 
 puppet_version = ENV['PUPPET_GEM_VERSION']
 facter_version = ENV['FACTER_GEM_VERSION']
 hiera_version = ENV['HIERA_GEM_VERSION']
 
 gems = {}
 
 gems['puppet'] = location_for(puppet_version)
 
 # If facter or hiera versions have been specified via the environment
 # variables
 
 gems['facter'] = location_for(facter_version) if facter_version
 gems['hiera'] = location_for(hiera_version) if hiera_version
 
 if Gem.win_platform? && puppet_version =~ %r{^(file:///|git://)}
   # If we're using a Puppet gem on Windows which handles its own win32-xxx gem
   # dependencies (>= 3.5.0), set the maximum versions (see PUP-6445).
   gems['win32-dir'] =      ['<= 0.4.9', require: false]
   gems['win32-eventlog'] = ['<= 0.6.5', require: false]
   gems['win32-process'] =  ['<= 0.7.5', require: false]
   gems['win32-security'] = ['<= 0.2.5', require: false]
   gems['win32-service'] =  ['0.8.8', require: false]
 end
 
 gems.each do |gem_name, gem_params|
   gem gem_name, *gem_params
 end
 
 # Evaluate Gemfile.local and ~/.gemfile if they exist
 extra_gemfiles = [
   "#{__FILE__}.local",
   File.join(Dir.home, '.gemfile'),
 ]
 
 extra_gemfiles.each do |gemfile|
   if File.file?(gemfile) && File.readable?(gemfile)
     eval(File.read(gemfile), binding)
   end
 end
 # vim: syntax=ruby