diff --git a/manifests/key.pp b/manifests/key.pp
index 62ad8af1..dc4bccda 100644
--- a/manifests/key.pp
+++ b/manifests/key.pp
@@ -77,7 +77,7 @@
 define ceph::key (
   $secret,
   $cluster = undef,
-  $keyring_path = "/etc/ceph/ceph.${name}.keyring",
+  Stdlib::Absolutepath $keyring_path = "/etc/ceph/ceph.${name}.keyring",
   $cap_mon = undef,
   $cap_osd = undef,
   $cap_mds = undef,
diff --git a/manifests/mds.pp b/manifests/mds.pp
index b51c8385..00903535 100644
--- a/manifests/mds.pp
+++ b/manifests/mds.pp
@@ -51,16 +51,16 @@
 #   Optional. Default to 'ceph'.
 #
 class ceph::mds (
-  $public_addr          = undef,
-  $pkg_mds              = $ceph::params::pkg_mds,
-  $pkg_mds_ensure       = present,
-  Boolean $mds_activate = true,
-  $mds_data             = undef,
-  $mds_enable           = true,
-  $mds_ensure           = 'running',
-  $mds_id               = $facts['networking']['hostname'],
-  $keyring              = undef,
-  $cluster              = 'ceph',
+  $public_addr                             = undef,
+  $pkg_mds                                 = $ceph::params::pkg_mds,
+  $pkg_mds_ensure                          = present,
+  Boolean $mds_activate                    = true,
+  Optional[Stdlib::Absolutepath] $mds_data = undef,
+  $mds_enable                              = true,
+  $mds_ensure                              = 'running',
+  $mds_id                                  = $facts['networking']['hostname'],
+  $keyring                                 = undef,
+  $cluster                                 = 'ceph',
 ) inherits ceph::params {
   if $mds_data {
     $mds_data_real = $mds_data
diff --git a/manifests/rgw.pp b/manifests/rgw.pp
index 35830dbf..139aa992 100644
--- a/manifests/rgw.pp
+++ b/manifests/rgw.pp
@@ -88,25 +88,25 @@
 #   Optional. Default is false
 #
 define ceph::rgw (
-  $pkg_radosgw                  = $ceph::params::pkg_radosgw,
-  $rgw_ensure                   = 'running',
-  $rgw_enable                   = true,
-  $rgw_enable_apis              = undef,
-  $rgw_data                     = "/var/lib/ceph/radosgw/ceph-${name}",
-  $user                         = $ceph::params::user_radosgw,
-  $keyring_path                 = "/etc/ceph/ceph.client.${name}.keyring",
-  $log_file                     = '/var/log/ceph/radosgw.log',
-  $rgw_dns_name                 = $facts['networking']['fqdn'],
-  $rgw_socket_path              = $ceph::params::rgw_socket_path,
-  $rgw_print_continue           = false,
-  $rgw_port                     = undef,
-  $frontend_type                = 'civetweb',
-  $rgw_frontends                = undef,
-  $rgw_swift_url                = "http://${facts['networking']['fqdn']}:7480",
-  $rgw_swift_url_prefix         = 'swift',
-  $rgw_swift_account_in_url     = false,
-  $rgw_swift_versioning_enabled = false,
-  $rgw_trust_forwarded_https    = false,
+  $pkg_radosgw                          = $ceph::params::pkg_radosgw,
+  $rgw_ensure                           = 'running',
+  $rgw_enable                           = true,
+  $rgw_enable_apis                      = undef,
+  Stdlib::Absolutepath $rgw_data        = "/var/lib/ceph/radosgw/ceph-${name}",
+  $user                                 = $ceph::params::user_radosgw,
+  Stdlib::Absolutepath $keyring_path    = "/etc/ceph/ceph.client.${name}.keyring",
+  Stdlib::Absolutepath $log_file        = '/var/log/ceph/radosgw.log',
+  $rgw_dns_name                         = $facts['networking']['fqdn'],
+  $rgw_socket_path                      = $ceph::params::rgw_socket_path,
+  $rgw_print_continue                   = false,
+  $rgw_port                             = undef,
+  $frontend_type                        = 'civetweb',
+  $rgw_frontends                        = undef,
+  $rgw_swift_url                        = "http://${facts['networking']['fqdn']}:7480",
+  $rgw_swift_url_prefix                 = 'swift',
+  $rgw_swift_account_in_url             = false,
+  $rgw_swift_versioning_enabled         = false,
+  $rgw_trust_forwarded_https            = false,
 ) {
 
   unless $name =~ /^radosgw\..+/ {