diff --git a/collects/scribblings/guide/other-editors.scrbl b/collects/scribblings/guide/other-editors.scrbl
index 9c7107e465..d9e5c725fd 100644
--- a/collects/scribblings/guide/other-editors.scrbl
+++ b/collects/scribblings/guide/other-editors.scrbl
@@ -114,6 +114,11 @@ delimiters} mode colors parentheses and other delimiters according to their
 nesting depth. It makes it easier to know, at a glance, which parentheses
 match.
 
+@subsubsection{ParenFace}
+@hyperlink["http://www.emacswiki.org/emacs/ParenFace"]{ParenFace} lets you
+choose in which face (font, color, etc.) parentheses should be displayed. This
+makes it possible to make "tone down" parentheses.
+
 
 @section{Vim}