diff --git a/doc/emacs/help.texi b/doc/emacs/help.texi
index 8c24a926af..f144fd2922 100644
--- a/doc/emacs/help.texi
+++ b/doc/emacs/help.texi
@@ -456,6 +456,8 @@ Help Mode
 (@code{help-view-source}).
 @item i
 Look up the current topic in the manual(s) (@code{help-goto-info}).
+@item c
+Customize the variable or the face (@code{help-customize}).
 @end table
 
 @cindex hyperlink
diff --git a/etc/NEWS b/etc/NEWS
index da1372baf4..b1f1673fd3 100644
--- a/etc/NEWS
+++ b/etc/NEWS
@@ -1133,6 +1133,10 @@ topic.
 *** New command 'help-goto-info' ('i')
 This command will look up the current symbol (if any) in Info.
 
++++
+*** New command 'help-customize' ('c').
+This command will customize the variable or the face (if any).
+
 ---
 *** The 'help-for-help' ('C-h C-h') screen has been redesigned.