diff --git a/metadata.json b/metadata.json
index 278387a6e6..682dcc82d7 100644
--- a/metadata.json
+++ b/metadata.json
@@ -18,7 +18,7 @@
     },
     {
       "name": "puppetlabs/concat",
-      "version_requirement": ">= 1.1.0 < 6.0.0"
+      "version_requirement": ">= 1.1.0 < 7.0.0"
     }
   ],
   "operatingsystem_support": [