1 files changed, 1 insertions, 0 deletions

diff --git a/lisp/faces.el b/lisp/faces.el
index 638e05c2570..89830266f61 100644
--- a/lisp/faces.el
+++ b/lisp/faces.el
@@ -882,6 +882,7 @@ Otherwise, return a single face."
               (push f faces)))
       (if (symbolp faceprop)
           (push faceprop faces)))
+    (delete-dups faces)
 
     ;; Build up the completion tables.
     (mapatoms (lambda (s)