diff --git a/manifests/init.pp b/manifests/init.pp
index 278185a..344169e 100644
--- a/manifests/init.pp
+++ b/manifests/init.pp
@@ -9,7 +9,7 @@
 
   concat::fragment{'interfaces_header':
     target  => '/etc/network/interfaces',
-    content => "# This file describes the network interfaces available on your system\n# and how to activate them. For more information, see interfaces(5).\n\n# Generated by puppet for ${fqdn}, DO NOT MODIFY!\n\n",
+    content => "# This file describes the network interfaces available on your system\n# and how to activate them. For more information, see interfaces(5).\n\n# Generated by puppet for ${::fqdn}, DO NOT MODIFY!\n\n",
     order   => 01,
   }
 }