diff --git a/NEWS b/NEWS
index 3c2cd824..83d764aa 100644
--- a/NEWS
+++ b/NEWS
@@ -88,6 +88,13 @@ Support text/calendar MIME type
   The text/calendar MIME type is now supported in addition to
   text/x-vcalendar.
 
+Generate inline patch fake attachment file names from message subject
+
+  Use the message subject to generate file names for the inline patch
+  fake attachments. The names are now similar to the ones generated by
+  'git format-patch' instead of just "inline patch". See "Notmuch Show
+  Insert Text/Plain Hook" in the notmuch customize interface.
+
 Library changes
 ---------------