diff --git a/docs/topics/feed-exports.rst b/docs/topics/feed-exports.rst
index d760b1a28..135d05c93 100644
--- a/docs/topics/feed-exports.rst
+++ b/docs/topics/feed-exports.rst
@@ -276,11 +276,12 @@ Default: ``0``
 
 Amount of spaces used to indent the output on each level. If ``FEED_EXPORT_INDENT``
 is a non-negative integer, then array elements and object members will be pretty-printed
-with that indent level. An indent level of ``0``, or negative, will put each item on a new line.
-``None`` selects the most compact representation
+with that indent level. An indent level of ``0`` (the default), or negative,
+will put each item on a new line. ``None`` selects the most compact representation.
 
 Currently implemented only by :class:`~scrapy.exporters.JsonItemExporter`
-and :class:`~scrapy.exporters.XmlItemExporter`
+and :class:`~scrapy.exporters.XmlItemExporter`, i.e. when you are exporting
+to ``.json`` or ``.xml``.
 
 .. setting:: FEED_STORE_EMPTY