diff --git a/manifests/tls/client.pp b/manifests/tls/client.pp
index 885d4421..4b89bee3 100644
--- a/manifests/tls/client.pp
+++ b/manifests/tls/client.pp
@@ -29,7 +29,7 @@
   if unwrap($args[key]) {
     file { $args['key_file']:
       ensure    => file,
-      content   => icinga::newline(icinga2::unwrap($args['key'])),
+      content   => icinga::newline(unwrap($args['key'])),
       mode      => $key_mode,
       show_diff => false,
     }