diff --git a/.pdkignore b/.pdkignore
index 254808c..656194f 100644
--- a/.pdkignore
+++ b/.pdkignore
@@ -42,3 +42,4 @@
 /spec/
 /.vscode/
 /.sync.yml
+/run_tests
diff --git a/.sync.yml b/.sync.yml
index d56076a..8652c25 100644
--- a/.sync.yml
+++ b/.sync.yml
@@ -6,6 +6,11 @@ Gemfile:
   optional:
     ':development':
       - gem: puppet-resource_api
+      - gem: github_changelog_generator
+
+.pdkignore:
+  paths:
+    - /run_tests
 
 spec/spec_helper.rb:
   mock_with: ':rspec'
diff --git a/Gemfile b/Gemfile
index 2f08395..2bbb524 100644
--- a/Gemfile
+++ b/Gemfile
@@ -25,6 +25,7 @@ group :development do
   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 "puppet-resource_api",                                     require: false
+  gem "github_changelog_generator",                              require: false
   gem "puppet-lint-legacy_facts-check",                          require: false
 end
 group :system_tests do
@@ -72,5 +73,3 @@ extra_gemfiles.each do |gemfile|
   end
 end
 # vim: syntax=ruby
-
-gem "github_changelog_generator", "~> 1.15"