1 files changed, 1 insertions, 1 deletions

diff --git a/lisp/vc/diff-mode.el b/lisp/vc/diff-mode.el
index 13d10f02b41..9ccb37f3a55 100644
--- a/lisp/vc/diff-mode.el
+++ b/lisp/vc/diff-mode.el
@@ -1266,7 +1266,7 @@ a diff with \\[diff-reverse-direction].
 
   ;; Set up `whitespace-mode' so that turning it on will show trailing
   ;; whitespace problems on the modified lines of the diff.
-  (set (make-local-variable 'whitespace-style) '(trailing))
+  (set (make-local-variable 'whitespace-style) '(face trailing))
   (set (make-local-variable 'whitespace-trailing-regexp)
        "^[-\+!<>].*?\\([\t ]+\\)$")