diff --git a/data/os/CentOS.9.yaml b/data/os/CentOS.9.yaml
new file mode 100644
index 0000000..494c930
--- /dev/null
+++ b/data/os/CentOS.9.yaml
@@ -0,0 +1 @@
+puppetboard::python_version: '3.9'
diff --git a/metadata.json b/metadata.json
index 9ca5dbd..2e9ccd1 100644
--- a/metadata.json
+++ b/metadata.json
@@ -13,6 +13,18 @@
   ],
   "issues_url": "https://github.com/voxpupuli/puppet-puppetboard/issues",
   "operatingsystem_support": [
+    {
+      "operatingsystem": "AlmaLinux",
+      "operatingsystemrelease": [
+        "9"
+      ]
+    },
+    {
+      "operatingsystem": "CentOS",
+      "operatingsystemrelease": [
+        "9"
+      ]
+    },
     {
       "operatingsystem": "Debian",
       "operatingsystemrelease": [
@@ -27,6 +39,18 @@
         "13"
       ]
     },
+    {
+      "operatingsystem": "OracleLinux",
+      "operatingsystemrelease": [
+        "9"
+      ]
+    },
+    {
+      "operatingsystem": "Rocky",
+      "operatingsystemrelease": [
+        "9"
+      ]
+    },
     {
       "operatingsystem": "Ubuntu",
       "operatingsystemrelease": [