diff --git a/Gemfile b/Gemfile
index 4e41d6e..5063ec7 100644
--- a/Gemfile
+++ b/Gemfile
@@ -2,5 +2,5 @@ source 'https://rubygems.org'
 
 gem 'metadata_json_deps', '~> 2.0'
 gem 'modulesync', '~> 4.2'
-gem 'puppet_metadata', '~> 5.0'
+gem 'puppet_metadata', '~> 6.0'
 gem 'rake', '~> 13.0'