diff --git a/modules/system/system.api.php b/modules/system/system.api.php
index 4ff2b4c0eb105b7c654bc4c11a2f7e99d0ee556c..79ac8f169d6e2d67842537a5215fc59fbe766ae8 100644
--- a/modules/system/system.api.php
+++ b/modules/system/system.api.php
@@ -1050,7 +1050,7 @@ function hook_menu_get_item_alter(&$router_item, $path, $original_map) {
  * is invoked to retrieve a value that is used in the path in place of the
  * wildcard. A good example is user.module, which defines
  * user_uid_optional_to_arg() (corresponding to the menu entry
- * 'user/%user_uid_optional'). This function returns the user ID of the
+ * 'tracker/%user_uid_optional'). This function returns the user ID of the
  * current user.
  *
  * The _to_arg() function will get called with three arguments: