diff --git a/doc/getting_started/install.rst b/doc/getting_started/install.rst
index 1c4f21d6e..63dd59bfb 100644
--- a/doc/getting_started/install.rst
+++ b/doc/getting_started/install.rst
@@ -64,10 +64,11 @@ install the following requirements:
 * python development files
 * libxslt development files
 * libxml2 development files
+* libz development files
 
 On a Debian like system, just run the following command::
 
-  $ apt-get install python-dev libxml2-dev libxslt-dev
+  $ apt-get install python-dev libxml2-dev libxslt-dev zlib1g-dev
 
 .. _database:
 
@@ -127,7 +128,10 @@ server::
 
   $ python manage.py runserver
 
-You should be able to access Modoboa at http://locahost:8000/.
+You should be able to access Modoboa at http://localhost:8000/.
 
-For a production environnement, we recommend using a stable webserver
-like :ref:`apache2` or :ref:`nginx-label`.
+For a fully working interface using the embedded HTTP server, you need to set the ``DEBUG``
+parameter in settings.py to ``True``.
+
+For a production environment, we recommend using a stable webserver
+like :ref:`apache2` or :ref:`nginx-label`. Don't forget to set ``DEBUG`` back to ``False``.
diff --git a/doc/integration/imap_and_smtp.rst b/doc/integration/imap_and_smtp.rst
index e2c28e187..a8df706ba 100644
--- a/doc/integration/imap_and_smtp.rst
+++ b/doc/integration/imap_and_smtp.rst
@@ -451,7 +451,6 @@ Use the following configuration in the :file:`/etc/postfix/main.cf` file
   virtual_mailbox_maps = <driver>:/etc/postfix/sql-mailboxes.cf
   virtual_alias_maps = <driver>:/etc/postfix/sql-aliases.cf,
         <driver>:/etc/postfix/sql-domain-aliases-mailboxes.cf,
-        <driver>:/etc/postfix/sql-email2email.cf,
         <driver>:/etc/postfix/sql-catchall-aliases.cf
 
   smtpd_recipient_restrictions =