diff --git a/manifests/db/mysql/host_access.pp b/manifests/db/mysql/host_access.pp
index 40cbdbe8..af3b63ea 100644
--- a/manifests/db/mysql/host_access.pp
+++ b/manifests/db/mysql/host_access.pp
@@ -40,7 +40,9 @@ define openstacklib::db::mysql::host_access (
   $create_grant = true,
   $tls_options = ['NONE'],
 ) {
-  validate_re($title, '_', 'Title must be $dbname_$host')
+
+  validate_legacy(Pattern[/_/], 'validate_re', $title,
+    ['_', 'Title must be $dbname_$host'])
 
   $host = inline_template('<%= @title.split("_").last.downcase %>')
 
diff --git a/manifests/policy.pp b/manifests/policy.pp
index b1114275..091694cd 100644
--- a/manifests/policy.pp
+++ b/manifests/policy.pp
@@ -12,8 +12,7 @@ class openstacklib::policy (
   $policies = {},
 ) {
 
-  validate_hash($policies)
+  validate_legacy(Hash, 'validate_hash', $policies)
 
   create_resources('openstacklib::policy::base', $policies)
-
 }
diff --git a/manifests/policyrcd.pp b/manifests/policyrcd.pp
index 58329923..171830cf 100644
--- a/manifests/policyrcd.pp
+++ b/manifests/policyrcd.pp
@@ -25,7 +25,7 @@ class openstacklib::policyrcd(
   $services
 ) {
 
-  validate_array($services)
+  validate_legacy(Array, 'validate_array', $services)
 
   if $::osfamily == 'Debian' {
     # We put this out there so openstack services wont auto start