diff --git a/manifests/firewall/iptables.pp b/manifests/firewall/iptables.pp
index 2c3b8cd..f813fd4 100644
--- a/manifests/firewall/iptables.pp
+++ b/manifests/firewall/iptables.pp
@@ -9,7 +9,7 @@ class confdroid_nrpe::firewall::iptables (
 ) inherits confdroid_nrpe::params {
   if $ne_incl_fw == true {
     firewall { "${ne_fw_order_no}${ne_nrpe_port} port ${ne_nrpe_port}":
-#      source => $nagios_server,
+      source => $nagios_server,
       proto => 'tcp',
       dport => $ne_nrpe_port,
       jump  => 'accept',