diff --git a/metadata.json b/metadata.json
index 876c90f..1e08844 100644
--- a/metadata.json
+++ b/metadata.json
@@ -10,7 +10,7 @@
   "dependencies": [
     {
       "name": "puppetlabs/stdlib",
-      "version_requirement": ">= 6.1.0 < 10.0.0"
+      "version_requirement": ">= 9.0.0 < 10.0.0"
     },
     {
       "name": "puppet/systemd",