X-Git-Url: https://git.cworth.org/git?a=blobdiff_plain;f=emacs%2Fnotmuch.el;h=5562ad104ff3bef84a2f312aade85b30d46fb00e;hb=a2388bc56e55da5d5695816818274f8a84b0ed92;hp=4fc338e2a3358a718a4b427962b371d615380676;hpb=99b6e780c8714f90f476e989e2d1cd973cf5bbb9;p=notmuch

diff --git a/emacs/notmuch.el b/emacs/notmuch.el
index 4fc338e2..5562ad10 100644
--- a/emacs/notmuch.el
+++ b/emacs/notmuch.el
@@ -273,8 +273,12 @@ there will be called at other points of notmuch execution."
   (goto-char (point-min)))
 
 (defface notmuch-message-summary-face
-  '((((class color) (background light)) (:background "#f0f0f0"))
-    (((class color) (background dark)) (:background "#303030")))
+  `((((class color) (background light))
+     ,@(and (>= emacs-major-version 27) '(:extend t))
+     (:background "#f0f0f0"))
+    (((class color) (background dark))
+     ,@(and (>= emacs-major-version 27) '(:extend t))
+     (:background "#303030")))
   "Face for the single-line message summary in notmuch-show-mode."
   :group 'notmuch-show
   :group 'notmuch-faces)