diff --git a/manifests/site.pp b/manifests/site.pp
index e402984..191605f 100644
--- a/manifests/site.pp
+++ b/manifests/site.pp
@@ -28,7 +28,7 @@ File { backup => false }
 # For more on node definitions, see: https://puppet.com/docs/puppet/latest/lang_node_definitions.html
 node default {
   class { 'ntp':
-    server => [ '0.us.pool.ntp.org', '1.us.pool.ntp.org', '2.us.pool.ntp.org', '3.us.pool.ntp.org' ],
+    servers => [ '0.us.pool.ntp.org', '1.us.pool.ntp.org', '2.us.pool.ntp.org', '3.us.pool.ntp.org' ],
   }
 }
 node puppet.test.com {
@@ -38,6 +38,6 @@ node puppet.test.com {
     addr  => '8170',
   }
   class { 'ntp':
-    server => [ '0.us.pool.ntp.org', '1.us.pool.ntp.org', '2.us.pool.ntp.org', '3.us.pool.ntp.org' ],
+    servers => [ '0.us.pool.ntp.org', '1.us.pool.ntp.org', '2.us.pool.ntp.org', '3.us.pool.ntp.org' ],
   }
 }