diff --git a/manifests/validator.pp b/manifests/validator.pp
index 9e054f4..eb15e48 100644
--- a/manifests/validator.pp
+++ b/manifests/validator.pp
@@ -1,25 +1,25 @@
 # == Class: grafana::validator
 #
 # Includes `` resource
 #
 # === Parameters
 # [*grafana_url*]
 # Grafana URL.
 #
 # [*grafana_api_path*]
 # API path to validate with.
 #
 # === Examples
 #
 #  include grafana::validator
 #
 class grafana::validator (
-  String[1] $grafana_url = 'http://localhost:3000',
-  String[1] $grafana_api_path = '/api/health',
+  Stdlib::HTTPUrl $grafana_url = 'http://localhost:3000',
+  Stdlib::Absolutepath $grafana_api_path = '/api/health',
 ) {
 
   grafana_conn_validator { 'grafana':
     grafana_url      => $grafana_url,
     grafana_api_path => $grafana_api_path,
   }
 }