diff --git a/emacs/.emacs.d/init.el b/emacs/.emacs.d/init.el
index 231f404..79a6a39 100644
--- a/emacs/.emacs.d/init.el
+++ b/emacs/.emacs.d/init.el
@@ -433,29 +433,6 @@ MODE1 is enabled and vice-versa."
   (add-to-list 'eshell-output-filter-functions 'oni:eshell-buttonize-url)
   (add-to-list 'eshell-output-filter-functions 'eshell-truncate-buffer))
 
-(use-package helm
-  :ensure t
-  :bind (("M-x" . helm-M-x)
-         ("C-x b" . helm-buffers-list)
-         ("C-x r b" . helm-bookmarks)
-         ("C-x C-f" . helm-find-files))
-  :init
-  (setq helm-mode-line-string nil)
-  :config
-  (setq helm-split-window-in-side-p t)
-  ;; Don't truncate lines in Helm buffers
-  (add-hook 'helm-after-initialize-hook 'oni:stop-truncating-helm-lines)
-  ;; Show helm buffers in a window on the right
-  (add-to-list 'display-buffer-alist
-               `(,(rx bol "*helm") display-buffer-in-side-window
-                 (side . right)
-                 (slot . 1))))
-
-(use-package helm-buffers
-  :defer t
-  :config
-  (setq helm-buffer-details-flag nil))
-
 (use-package js2-mode
   :ensure t
   :mode (("\\.js\\'" . js2-mode)
@@ -720,7 +697,7 @@ MODE1 is enabled and vice-versa."
 (setq magit-completing-read-function 'magit-ido-completing-read)
 (setq gnus-completing-read-function 'gnus-ido-completing-read)
 (setq select-enable-primary t)
-(setq projectile-completion-system 'helm)
+(setq projectile-completion-system 'ido)
 
 ;; Use the notifications library with alert.
 (setq alert-default-style 'libnotify)
diff --git a/emacs/.emacs.d/site-lisp/oni-helm.el b/emacs/.emacs.d/site-lisp/oni-helm.el
deleted file mode 100644
index cae97d3..0000000
--- a/emacs/.emacs.d/site-lisp/oni-helm.el
+++ /dev/null
@@ -1,36 +0,0 @@
-;;; oni-helm.el --- Extra commands and functions for helm  -*- lexical-binding: t; -*-
-
-;; Copyright (C) 2016  Tom Willemse
-
-;; Author: Tom Willemse <tom@ryuslash.org>
-;; Keywords:
-
-;; This program is free software; you can redistribute it and/or modify
-;; it under the terms of the GNU General Public License as published by
-;; the Free Software Foundation, either version 3 of the License, or
-;; (at your option) any later version.
-
-;; This program is distributed in the hope that it will be useful,
-;; but WITHOUT ANY WARRANTY; without even the implied warranty of
-;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-;; GNU General Public License for more details.
-
-;; You should have received a copy of the GNU General Public License
-;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
-
-;;; Commentary:
-
-;; Here are some extra commands and functions for helm.
-
-;;; Code:
-
-(require 'helm-lib)
-
-;;;###autoload
-(defun oni:stop-truncating-helm-lines ()
-  (with-current-buffer helm-buffer
-    (setq truncate-lines nil
-          truncate-partial-width-windows nil)))
-
-(provide 'oni-helm)
-;;; oni-helm.el ends here