diff --git a/manifests/zone.pp b/manifests/zone.pp
index 10b7cfb..449b15b 100644
--- a/manifests/zone.pp
+++ b/manifests/zone.pp
@@ -18,6 +18,7 @@ define bind::zone (
     $forwarders      = '',
     $forward         = '',
     $source          = '',
+    $forwarders_port = 53,
 ) {
     # where there is a zone, there is a server
     include bind
diff --git a/templates/zone.conf.erb b/templates/zone.conf.erb
index 6efcfce..17ca7c5 100644
--- a/templates/zone.conf.erb
+++ b/templates/zone.conf.erb
@@ -67,7 +67,7 @@ zone "<%= @_domain %>" {
 <%- if @forwarders and @forwarders != '' -%>
 	forwarders {
 <%-   Array(@forwarders).each do |forwarder| -%>
-		<%= forwarder %>;
+		<%= forwarder %><%-if @forwarders_port != 53 -%> port <%= @forwarders_port %><%- end -%>;
 <%-   end -%>
 	};
 <%- end -%>