diff --git a/doc/getting_started/install.rst b/doc/getting_started/install.rst
index 15d22d62c..0446d7583 100644
--- a/doc/getting_started/install.rst
+++ b/doc/getting_started/install.rst
@@ -117,10 +117,11 @@ Deployment
 
 .. note::
 
-   By default, only the core application of Modoboa is installed. To
-   install extensions, use the ``--extensions`` option which accepts a
-   list of extension names as argument (``--extensions ext1 ext2 ...``).
-   If you want to use install all extensions, just use the ``all``
+   By default, the core application of Modoboa and some necessary plugins
+   (admin, relaydomains and limits) are installed. To install extensions,
+   use the ``--extensions`` option which accepts a list of extension names
+   as argument (``--extensions ext1 ext2 ...``).
+   If you want to install all extensions, just use the ``all``
    shortcut like this ``--extensions all``.
 
    If you choose to install extensions one at a time, you will have to
@@ -128,6 +129,9 @@ Deployment
    you have the line ``from modoboa_amavis.settings import *`` at the
    end of this file.
 
+   The list of available plugins can be found on the :doc:`index page
+   <../index>`. Instructions to install them are available on each plugin page.
+
 .. note::
 
    You can specify more than one database connection using the
diff --git a/doc/index.rst b/doc/index.rst
index f4ae9d54f..2ff8cb74b 100644
--- a/doc/index.rst
+++ b/doc/index.rst
@@ -17,6 +17,7 @@ Getting started
    getting_started/upgrade
    getting_started/configuration
 
+
 *******
 Plugins
 *******
@@ -24,8 +25,6 @@ Plugins
 .. toctree::
    :maxdepth: 2
 
-   plugins/limits
-   plugins/postfix_relay_domains
    plugins/amavis
    plugins/statistics
    plugins/radicale