diff --git a/manifests/commands/definitions.pp b/manifests/commands/definitions.pp
new file mode 100644
index 0000000..7834831
--- /dev/null
+++ b/manifests/commands/definitions.pp
@@ -0,0 +1,27 @@
+## cd_nrpe::commands::definitions.pp
+# Module name: cd_nrpe
+# Author: Arne Teuke (arne_teuke@ConfDroid.com)
+# # License:
+#    This file is part of cd_nrpe.
+#
+#    cd_nrpe is used for providing automatic configuration of NRPE.
+#    Copyright (C) 2016  ConfDroid (copyright@ConfDroid.com)
+#    This program is free software: you can redistribute it and/or modify
+#    it under the terms of the GNU General Public License as published by
+#    the Free Software Foundation, either version 3 of the License, or
+#    (at your option) any later version.
+#
+#    This program is distributed in the hope that it will be useful,
+#    but WITHOUT ANY WARRANTY; without even the implied warranty of
+#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#    GNU General Public License for more details.
+#
+#    You should have received a copy of the GNU General Public License
+#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# @summary manage firewall settings through cd_firewall or puppetlabs-firewall
+###############################################################################
+define cd_nrpe::commands::definitions (
+
+) {
+  
+}
diff --git a/manifests/firewall/iptables.pp b/manifests/firewall/iptables.pp
index 6d6b767..7341a94 100644
--- a/manifests/firewall/iptables.pp
+++ b/manifests/firewall/iptables.pp
@@ -28,7 +28,7 @@ class cd_nrpe::firewall::iptables (
 
     firewall { "${ne_fw_order_no}${ne_nrpe_port} tcp ${ne_nrpe_port}":
       proto   => ['tcp','udp'],
-      dport   => $ne_nrpe_port',
+      dport   => $ne_nrpe_port,
       action  => 'accept',
     }
   }