diff --git a/metadata.json b/metadata.json
index 995b933..de759f5 100644
--- a/metadata.json
+++ b/metadata.json
@@ -61,7 +61,7 @@
     "requirements": [
         {
             "name": "puppet",
-            "version_requirement": "4.x"
+            "version_requirement": "5.x"
         }
     ],
     "source": "git://github.com/openstack/puppet-mistral.git",