diff --git a/manifests/nagios/resources/resource_df.pp b/manifests/nagios/resources/resource_df.pp
index 6ed5683..8c114ea 100644
--- a/manifests/nagios/resources/resource_df.pp
+++ b/manifests/nagios/resources/resource_df.pp
@@ -17,6 +17,7 @@ define confdroid_nagios::nagios::resources::resource_df (
 ) {
   $ng_nagios_server = $confdroid_nagios::params::ng_nagios_server
   $ng_resource_file = $confdroid_nagios::params::ng_resource_file
+  $fqdn = $facts['networking']['fqdn']
 
   if $fqdn == $ng_nagios_server {
     concat::fragment { "rule_${name}":