1 files changed, 3 insertions, 1 deletions

diff --git a/lisp/simple.el b/lisp/simple.el
index 2a98ca19ecc..1a100fa7bff 100644
--- a/lisp/simple.el
+++ b/lisp/simple.el
@@ -2745,7 +2745,9 @@ text.  See `insert-for-yank'."
   "Save the region as if killed, but don't kill it.
 In Transient Mark mode, deactivate the mark.
 If `interprogram-cut-function' is non-nil, also save the text for a window
-system cut and paste."
+system cut and paste.
+
+This command's old key binding has been given to `kill-ring-save'."
   (interactive "r")
   (if (eq last-command 'kill-region)
       (kill-append (filter-buffer-substring beg end) (< end beg))