diff --git a/metadata.json b/metadata.json
index e3c22d362..cfa9a1341 100644
--- a/metadata.json
+++ b/metadata.json
@@ -26,7 +26,7 @@
     },
     {
       "name": "puppetlabs/concat",
-      "version_requirement": ">= 1.0.0 < 9.0.0"
+      "version_requirement": ">= 1.0.0 < 10.0.0"
     },
     {
       "name": "puppetlabs/postgresql",