diff --git a/manifests/install.pp b/manifests/install.pp
index 4cf8e7c..daf6107 100644
--- a/manifests/install.pp
+++ b/manifests/install.pp
@@ -1,5 +1,5 @@
 class nscd::install (
   $pkg_ensure = $nscd::pkg_ensure
 ) {
-  ensure_packages('nscd', { ensure => $pkg_ensure, })
+  stdlib::ensure_packages('nscd', { ensure => $pkg_ensure, })
 }
diff --git a/metadata.json b/metadata.json
index 4f1c843..0e1a4c3 100644
--- a/metadata.json
+++ b/metadata.json
@@ -17,7 +17,7 @@
   "dependencies": [
     {
       "name": "puppetlabs-stdlib",
-      "version_requirement": ">= 4.13.1 < 10.0.0"
+      "version_requirement": ">= 9.0.0 < 10.0.0"
     }
   ],
   "requirements": [
@@ -49,33 +49,38 @@
       "operatingsystem": "RedHat",
       "operatingsystemrelease": [
         "7",
-        "8"
+        "8",
+        "9"
       ]
     },
     {
       "operatingsystem": "CentOS",
       "operatingsystemrelease": [
         "7",
-        "8"
+        "8",
+        "9"
       ]
     },
     {
       "operatingsystem": "AlmaLinux",
       "operatingsystemrelease": [
-        "8"
+        "8",
+        "9"
       ]
     },
     {
       "operatingsystem": "Rocky",
       "operatingsystemrelease": [
-        "8"
+        "8",
+        "9"
       ]
     },
     {
       "operatingsystem": "OracleLinux",
       "operatingsystemrelease": [
         "7",
-        "8"
+        "8",
+        "9"
       ]
     },
     {