diff --git a/http/Provision/Service/http/pack.php b/http/Provision/Service/http/pack.php
index 1b7daa5..ec816de 100644
--- a/http/Provision/Service/http/pack.php
+++ b/http/Provision/Service/http/pack.php
@@ -64,7 +64,7 @@ class Provision_Service_http_pack extends Provision_Service_http {
     $this->_each_server($this->server->slave_web_servers, __FUNCTION__, array($config));
   }
 
-  function delete_config($configi, $data = array()) {
+  function delete_config($config, $data = array()) {
     $this->_each_server($this->server->master_web_servers, __FUNCTION__, array($config));
     $this->_each_server($this->server->slave_web_servers, __FUNCTION__, array($config));