diff --git a/lisp/emacs-lisp/igc.el b/lisp/emacs-lisp/igc.el
index f8b417f232b..1192eccde06 100644
--- a/lisp/emacs-lisp/igc.el
+++ b/lisp/emacs-lisp/igc.el
@@ -111,7 +111,7 @@ difference between them.  \\<igc-stats-mode-map>Type \\[igc-display-a] to switch
 snapshot B.  To take a snapshot, type \\[igc-snapshot].
 To rset the current snapshot, type \\[igc-clear].
 To display the difference between A and B, type \\[igc-display-diff].
-\\<global-map>Type \\[revert-buffer] to refresh the the difference view.
+Type `g' to refresh the the difference view.
 Type `?' to see the mode's help."
   (interactive)
   (with-current-buffer (get-buffer-create "*igc*")
@@ -226,7 +226,7 @@ difference between them.  \\<igc-roots-mode-map>Type \\[igc-roots-display-a] to
 snapshot B.  To take a snapshot, type \\[igc--roots-snapshot].
 To rset the current snapshot, type \\[igc-roots-clear].
 To display the difference between A and B, type \\[igc-roots-display-diff].
-\\<global-map>Type \\[revert-buffer] to refresh the the difference view.
+Type `g' to refresh the the difference view.
 Type `?' to see the mode's help."
   (interactive)
   (with-current-buffer (get-buffer-create "*igc roots*")