diff --git a/docs/setup.rst b/docs/setup.rst
--- a/docs/setup.rst
+++ b/docs/setup.rst
@@ -16,7 +16,9 @@ following command to do so::
 This will create the file ``my.ini`` in the current directory. This
 configuration file contains the various settings for Kallithea, e.g.
 proxy port, email settings, usage of static files, cache, Celery
-settings, and logging.
+settings, and logging. Extra settings can be specified like::
+
+    gearbox make-config my.ini host=8.8.8.8 "[handler_console]" formatter=color_formatter
 
 Next, you need to create the databases used by Kallithea. It is recommended to
 use PostgreSQL or SQLite (default). If you choose a database other than the