diff --git a/lispref/display.texi b/lispref/display.texi
index d8512953d69..21af5183018 100644
--- a/lispref/display.texi
+++ b/lispref/display.texi
@@ -1161,7 +1161,7 @@ the beginning of the result if one multi-column character in
 
 @node Faces
 @section Faces
-@cindex face
+@cindex faces
 
   A @dfn{face} is a named collection of graphical attributes: font
 family, foreground color, background color, optional underlining, and