diff --git a/custom-variables.el b/custom-variables.el
index ea56377..eb5a4cd 100644
--- a/custom-variables.el
+++ b/custom-variables.el
@@ -84,4 +84,4 @@
  ;; If you edit it by hand, you could mess it up, so be careful.
  ;; Your init file should contain only one such instance.
  ;; If there is more than one, they won't work right.
- )
+ '(ecb-default-highlight-face ((t (:background "dark red")))))