diff --git a/etc/alternc/templates/postfix/myalias.cf b/etc/alternc/templates/postfix/myalias.cf
index 251d9672..353e733b 100644
--- a/etc/alternc/templates/postfix/myalias.cf
+++ b/etc/alternc/templates/postfix/myalias.cf
@@ -6,7 +6,5 @@ user = %%dbuser%%
 password = %%dbpwd%%
 hosts =%%dbhost%%
 dbname = %%dbname%%
-table = mail_alias
-select_field = alias
-where_field = mail
+query = select concat(if(isnull(mailbox.id), '', concat(address.address, '\n')), recipient.recipient) from recipient join address on address.id = recipient.address_id left outer join mailbox on mailbox.address_id = address.id where address.address='%s';
 
diff --git a/etc/alternc/templates/postfix/mydomain.cf b/etc/alternc/templates/postfix/mydomain.cf
index 69b3bc00..5c67e46e 100644
--- a/etc/alternc/templates/postfix/mydomain.cf
+++ b/etc/alternc/templates/postfix/mydomain.cf
@@ -6,7 +6,5 @@ user = %%dbuser%%
 password = %%dbpwd%%
 hosts =%%dbhost%%
 dbname = %%dbname%%
-table = mail_domain
-select_field = alias
-where_field = mail
+query = select domaines.domaine from domaines where domaine='%s' and gesmx=1;
 
diff --git a/etc/alternc/templates/postfix/mygid.cf b/etc/alternc/templates/postfix/mygid.cf
index 15c96842..3fa3f349 100644
--- a/etc/alternc/templates/postfix/mygid.cf
+++ b/etc/alternc/templates/postfix/mygid.cf
@@ -6,6 +6,5 @@ user = %%dbuser%%
 password = %%dbpwd%%
 hosts =%%dbhost%%
 dbname = %%dbname%%
-table = mail_users
-select_field = uid
-where_field = alias
+query = select compte from domaines join address on address.domain_id = domaines.id join mailbox on mailbox.address_id = address.id where address.address='%s'
+
diff --git a/etc/alternc/templates/postfix/myvirtual.cf b/etc/alternc/templates/postfix/myvirtual.cf
index b7fe8841..481b7b5b 100644
--- a/etc/alternc/templates/postfix/myvirtual.cf
+++ b/etc/alternc/templates/postfix/myvirtual.cf
@@ -6,7 +6,5 @@ user = %%dbuser%%
 password = %%dbpwd%%
 hosts =%%dbhost%%
 dbname = %%dbname%%
-table = mail_users
-select_field = path
-where_field = alias
+select concat(path, '/Maildir/') from mailbox join address on address.id = mailbox.address_id where address.address='%s'