diff --git a/manifests/config.pp b/manifests/config.pp
index e49d0b6..31a0995 100644
--- a/manifests/config.pp
+++ b/manifests/config.pp
@@ -24,15 +24,12 @@
 #   or Puppet catalog compilation will fail with duplicate resources.
 #
 class cloudkitty::config (
-  $cloudkitty_config        = {},
-  $cloudkitty_api_paste_ini = {},
+  Hash $cloudkitty_config        = {},
+  Hash $cloudkitty_api_paste_ini = {},
 ) {
 
   include cloudkitty::deps
 
-  validate_legacy(Hash, 'validate_hash', $cloudkitty_config)
-  validate_legacy(Hash, 'validate_hash', $cloudkitty_api_paste_ini)
-
   create_resources('cloudkitty_config', $cloudkitty_config)
   create_resources('cloudkitty_api_paste_ini', $cloudkitty_api_paste_ini)
 }
diff --git a/manifests/db/mysql.pp b/manifests/db/mysql.pp
index 6dd86aa..a01b290 100644
--- a/manifests/db/mysql.pp
+++ b/manifests/db/mysql.pp
@@ -34,7 +34,7 @@
 #   Defaults to 'utf8_general_ci'
 #
 class cloudkitty::db::mysql(
-  $password,
+  String[1] $password,
   $dbname        = 'cloudkitty',
   $user          = 'cloudkitty',
   $host          = '127.0.0.1',
@@ -45,8 +45,6 @@ class cloudkitty::db::mysql(
 
   include cloudkitty::deps
 
-  validate_legacy(String, 'validate_string', $password)
-
   ::openstacklib::db::mysql { 'cloudkitty':
     user          => $user,
     password      => $password,