diff --git a/.emacs.d/init.el b/.emacs.d/init.el
index 1bdfa98..2c0d6ec 100644
--- a/.emacs.d/init.el
+++ b/.emacs.d/init.el
@@ -17,12 +17,23 @@
 ;; use space instead of tabs
 (setq-default indent-tabs-mode nil)
 
+;; delete trailing whitespaces before saving
+(add-hook 'before-save-hook 'delete-trailing-whitespace)
+
+;; add newlines at eof
+(setq require-final-newline t)
+;; (setq mode-require-final-newline t)
+
 ;; theme
 (custom-set-variables
+ ;; custom-set-variables was added by Custom.
+ ;; 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.
  '(column-number-mode t)
  '(custom-enabled-themes (quote (tango-dark)))
  '(menu-bar-mode nil)
- '(package-selected-packages (quote (pass pinentry)))
+ '(package-selected-packages (quote (magit pass pinentry)))
  '(scroll-bar-mode nil)
  '(show-paren-mode t)
  '(tool-bar-mode nil))