diff --git a/manifests/resource/vhost.pp b/manifests/resource/vhost.pp
index 83f23bc..2b18af4 100644
--- a/manifests/resource/vhost.pp
+++ b/manifests/resource/vhost.pp
@@ -396,6 +396,7 @@ define nginx::resource::vhost (
       notify              => Class['nginx::service'],
       rewrite_rules       => $rewrite_rules,
     }
+    $root = undef
   } else {
     $root = $www_root
   }