diff --git a/etc/ChangeLog b/etc/ChangeLog
index 4e9662bdeff..5b70ee83c8a 100644
--- a/etc/ChangeLog
+++ b/etc/ChangeLog
@@ -1,3 +1,7 @@
+2014-10-18  Michal Nazarewicz  <mina86@mina86.com>
+
+	* NEWS: Mention new whitespace-mode option: big-indent.
+
 2014-10-15  Lars Magne Ingebrigtsen  <larsi@gnus.org>
 
 	* NEWS: Mention multipart/related.
diff --git a/etc/NEWS b/etc/NEWS
index 0e90d8adc00..c6884a9f75c 100644
--- a/etc/NEWS
+++ b/etc/NEWS
@@ -253,6 +253,10 @@ name patterns (e.x. all "FOR_DOXYGEN_ONLY_*") to be excluded.
 *** New custom variable `tex-print-file-extension' to help users who
 use PDF instead of DVI.
 
+** whitespace-mode: new 'big-indent style highlighting too much indentation.
+By default, 32 spaces and four TABs are considered to be too much but
+`whitespace-big-indent-regexp' can be configured to change that.
+
 ** Obsolete packages
 
 ---