diff --git a/init.d/basics/buffers.el b/init.d/basics/buffers.el
index bf171c5..36a533f 100644
--- a/init.d/basics/buffers.el
+++ b/init.d/basics/buffers.el
@@ -1,6 +1,6 @@
 ;;; buffers.el --- Default settings for buffers. -*- lexical-binding: t; -*-
 
-;; Time-stamp: <2020-02-27T06:07:38+0100>
+;; Time-stamp: <2020-03-03T04:05:28+0100>
 
 ;;; Commentary:
 ;; * Setup scratch buffer.
@@ -117,5 +117,14 @@
   ("M-<f2>" . purpose-load-window-layout)
   )
 
+;; Highlight which buffer is active by dimming the others.
+(use-package dimmer
+  :pin melpa                            ; We need > 0.4.2 for configure-magit.
+  :config (progn
+            (dimmer-configure-which-key)
+            (dimmer-configure-magit)
+            (dimmer-mode t))
+  )
+
 (provide 'basics/buffers)
 ;;; buffers.el ends here