diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 2595f8d40c..5e7d14f91d 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2013-04-16  Pedro Alves  <palves@redhat.com>
+	    Eli Zaretskii  <eliz@gnu.org>
+
+	* NEWS: Mention "set foo unlimited".
+
 2013-04-15  Doug Evans  <dje@google.com>
 
 	* dwarf2read.c (struct dwo_file): Replace member "cus" with "cu".
diff --git a/gdb/NEWS b/gdb/NEWS
index d46ccbcc30..76b48e82e8 100644
--- a/gdb/NEWS
+++ b/gdb/NEWS
@@ -22,6 +22,12 @@ set remote trace-status-packet
 show remote trace-status-packet
   Set/show the use of remote protocol qTStatus packet.
 
+* You can now use a literal value 'unlimited' for options that
+  interpret 0 or -1 as meaning "unlimited".  E.g., "set
+  trace-buffer-size unlimited" is now an alias for "set
+  trace-buffer-size -1" and "set height unlimited" is now an alias for
+  "set height 0".
+
 * New command-line options
 --configuration
   Display the details of GDB configure-time options.