diff --git a/NEWS b/NEWS
index e476f2b96..80c60e2ef 100644
--- a/NEWS
+++ b/NEWS
@@ -35,6 +35,9 @@ GNU coreutils NEWS                                    -*- outline -*-
 
   chroot now accepts the options --userspec and --groups.
 
+  cp, install, mv: take advantage of btrfs' O(1) copy-on-write feature
+  when both the source and destination are on the same btrfs partition.
+
   sort accepts a new option, --human-numeric-sort (-h): sort numbers
   while honoring human readable suffixes like KiB and MB etc.