diff --git a/manifests/main/dirs.pp b/manifests/main/dirs.pp
index d2ff590..dfbd93c 100644
--- a/manifests/main/dirs.pp
+++ b/manifests/main/dirs.pp
@@ -7,6 +7,7 @@ class prometheus_cd::main::dirs (
 ) inherits prometheus_cd::params {
   require prometheus_cd::main::install
   if ($ps_prom_host == $fqdn) and ($manage_prometheus == true)  {
+    # prometheus directors
     file { $ps_main_dir:
       ensure   => directory,
       owner    => 'root',
@@ -17,5 +18,16 @@ class prometheus_cd::main::dirs (
       seltype  => etc_t,
       seluser  => system_u,
     }
+    # data directory
+    file { $ps_data_dir,
+      ensure   => directory,
+      owner    => 'prometheus',
+      group    => 'prometheus',
+      mode     => '0750',
+#      selrange => s0,
+#      selrole  => object_r,
+#      seltype  => etc_t,
+#      seluser  => system_u,
+    }
   }
 }
diff --git a/manifests/params.pp b/manifests/params.pp
index c6f0a22..a41f820 100644
--- a/manifests/params.pp
+++ b/manifests/params.pp
@@ -26,6 +26,7 @@ class prometheus_cd::params (
   Boolean $manage_node_exporter = false,
   Boolean $ps_manage_fw         = false,
   String $ps_prom_host          = 'prometheus.example.net',
+  String $ps_data_dir           = '/data/prometheus',
 
   # firewall
   String $ps_fw_prefix          = '50',