diff --git a/init.d/basics/buffers.el b/init.d/basics/buffers.el
index 3c29909..c6d6c4c 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: <2020-02-05T16:35:38+0100>
+;; Time-stamp: <2020-02-11T18:02:06+0100>
 
 ;;; Commentary:
 ;; * Setup scratch buffer.
@@ -94,9 +94,6 @@
   (add-to-list 'purpose-user-mode-purposes '(c++-mode . cpp))
   (add-to-list 'purpose-user-mode-purposes '(emacs-lisp-mode . elisp))
   (add-to-list 'purpose-user-mode-purposes '(ebuild-mode . ebuild))
-  (add-to-list 'purpose-user-mode-purposes '(adoc-mode . adoc))
-  (add-to-list 'purpose-user-mode-purposes '(markdown-mode . markdown))
-  (add-to-list 'purpose-user-mode-purposes '(gfm-mode . markdown))
   (add-to-list 'purpose-user-mode-purposes '(Man-mode . help-buffers))
   (add-to-list 'purpose-user-mode-purposes '(help-mode . help-buffers))
   (add-to-list 'purpose-user-mode-purposes '(info-mode . help-buffers))