diff --git a/modules/user/user.module b/modules/user/user.module
index de72bafb740918b4af18c47f3159ec164aa8017b..ffd170c458159285dd8256c0ebd0f6e083aa441f 100644
--- a/modules/user/user.module
+++ b/modules/user/user.module
@@ -2698,6 +2698,7 @@ function _user_mail_text($key, $language = NULL, $variables = array(), $replace
 /**
  * Token callback to add unsafe tokens for user mails.
  *
+ * @see _user_mail_text()
  * @see user_mail()
  */
 function user_mail_tokens(&$replacements, $data, $options) {