diff --git a/MailServerInstall.md b/MailServerInstall.md
index b586099..eb96af3 100644
--- a/MailServerInstall.md
+++ b/MailServerInstall.md
@@ -256,4 +256,32 @@ Editer `/etc/courier/authdaemonrc`
 root@serveur:~# vim /etc/courier/authdaemonrc
 ```
 
-Modifier la ligne: `authmodulelist = authpam` -> `authmodulelist = authmysql`
\ No newline at end of file
+Modifier la ligne: `authmodulelist = authpam` -> `authmodulelist = authmysql`
+
+Editer `/etc/courier/authmysqlrc`
+```console
+root@serveur:~# vim /etc/courier/authmysqlrc
+```
+
+Modifier `MYSQL_USERNAME`
+         `MYSQL_PASSWORD`
+         `MYSQL_DATABASE` -> postfix
+         `MYSQL_USER_TABLE` -> comptes
+         `MYSQL_CRYPT_PWFIELD` -> password
+         `MYSQL_UID_FIELD` -> 5000
+         `MYSQL_GID_FIELD` -> 5000
+         `MYSQL_LOGIN_FIELD` -> email
+         `MYSQL_HOME_FIELD` -> "/var/spool/vmail"
+         
+Commenter `MYSQL_NAME_FIELD`         
+
+
+Ajouter `MYSQL_MAILDIR_FIELD` -> CONCAT(SUBSTRING_INDEX(email,'@',-1),'/',SUBSTRING_INDEX(email,'@',1),'/')
+
+### Redemarrage des services
+
+```console
+root@serveur:~# /etc/init.d/courier-authdaemon restart
+root@serveur:~# /etc/init.d/courier-pop restart
+root@serveur:~# /etc/init.d/courier-imap restart
+```