diff --git a/docs/content/setup-docker-mailserver-using-the-script-setup.sh.md b/docs/content/setup-docker-mailserver-using-the-script-setup.sh.md
index 2c9f073d..7a2769df 100644
--- a/docs/content/setup-docker-mailserver-using-the-script-setup.sh.md
+++ b/docs/content/setup-docker-mailserver-using-the-script-setup.sh.md
@@ -26,6 +26,7 @@ SUBCOMMANDS:
     ./setup.sh email add <email> <password>
     ./setup.sh email update <email> <password>
     ./setup.sh email del <email>
+    ./setup.sh email restrict <add|del|list> <send|receive> [<email>]
     ./setup.sh email list
 
   alias:
@@ -46,9 +47,10 @@ SUBCOMMANDS:
     ./setup.sh debug login <commands>
 ```
 # email 
-* `./setup.sh email add <email> <password>`: Add an email-account (\<password\> is optional)
-* `./setup.sh email update <email> <password>`: Change the password of an email-account (\<password\> is optional)
+* `./setup.sh email add <email> [\<password\>]`: Add an email-account (\<password\> is optional)
+* `./setup.sh email update <email> [\<password\>]`: Change the password of an email-account (\<password\> is optional)
 * `./setup.sh email del <email>': delete an email-account
+* `./setup.sh email restrict <add|del|list> <send|receive> [\<email\>]`: deny users to send or receive mail. You can also list the respective denied mail-accounts.
 * `./setup.sh email list`: list all existing email-accounts
 # alias
 * `./setup.sh alias add <email> <recipient>`: add an alias(email) for an email-account(recipient)