diff --git a/manifests/init.pp b/manifests/init.pp
index 77eedef..f51aaca 100644
--- a/manifests/init.pp
+++ b/manifests/init.pp
@@ -11,7 +11,7 @@ class user {
 
 define user::define_user(
 	$name,
-	$name_comment,
+	$name_comment = '',
 	$uid,
 	$gid,
 	$home_dir = '',