diff --git a/man/3proxy.cfg.3 b/man/3proxy.cfg.3
index 661d330..8106eae 100644
--- a/man/3proxy.cfg.3
+++ b/man/3proxy.cfg.3
@@ -521,6 +521,10 @@ assigned to the same user without actual authentication.
  user,password - both username and password are checked against cached ones.
 .br
  limit - limit user to use only one ip, \'ip\' and \'user\' are required
+.br
+ acl - only use cached auth if user access service with same ACL 
+.br
+ ext - cache external IP
 .br
 Use auth type \'cache\' for cached authentication