diff --git a/lib/ildus/server/handler.rb b/lib/ildus/server/handler.rb
index c363e70..089c27f 100644
--- a/lib/ildus/server/handler.rb
+++ b/lib/ildus/server/handler.rb
@@ -235,14 +235,15 @@ module Ildus
       def help_cmd
         prot_msg_with_body 214, <<-EOT, "ildus-admin@localhost"
 The following commands are recognized:
- HELP\t\t\tshow this help
- QUIT\t\t\tclose connection
- USER <user>\t\tsupply username
- PASS <passwd>\t\tgive password
- LIST\t\t\tlist hostnames (and aliases)\t[auth. required]
- UPDT <host> <ip>\tupdate ip for host\t\t[auth. required]
- ADDA <host> <alias>\tadd alias to host\t\t[auth. required]
- DELA <host> <alias>\tdelete alias from host\t\t[auth. required]
+ HELP\t\t\t\tshow this help
+ QUIT\t\t\t\tclose connection and commit updates
+ USER <user>\t\t\tsupply username
+ PASS <passwd>\t\t\tgive password
+ LIST\t\t\t\tlist hostnames (and aliases)\t[auth. required]
+ UPDT <host> [<ip>]\t\tupdate host\t\t\t[auth. required]
+ UPNP <host> <time> [<ip>]\tnon-persistent update for host\t[auth. required]
+ ADDA <host> <alias>\t\tadd alias to host\t\t[auth. required]
+ DELA <host> <alias>\t\tdelete alias from host\t\t[auth. required]
         EOT
       end