diff --git a/oni-elisp.el b/oni-elisp.el
index 9f055ed..ea094cf 100644
--- a/oni-elisp.el
+++ b/oni-elisp.el
@@ -4,7 +4,7 @@
 
 ;; Author: Tom Willemse <tom@ryuslash.org>
 ;; Keywords: local
-;; Version: 20190218234734
+;; Version: 20190304233629
 ;; Package-Requires: (oni-company oni-flycheck paredit rainbow-delimiters nameless fill-column-indicator erefactor)
 
 ;; This program is free software; you can redistribute it and/or modify
@@ -27,6 +27,7 @@
 ;;; Code:
 
 (require 'erefactor)
+(require 'ielm)
 
 (add-hook 'emacs-lisp-mode-hook 'company-mode)
 (add-hook 'emacs-lisp-mode-hook 'erefactor-lazy-highlight-turn-on)
@@ -36,9 +37,14 @@
 (add-hook 'emacs-lisp-mode-hook 'paredit-mode)
 (add-hook 'emacs-lisp-mode-hook 'rainbow-delimiters-mode)
 
+(add-hook 'ielm-mode-hook 'paredit-mode)
+
+(setq ielm-prompt "λ> ")
+
 (define-key emacs-lisp-mode-map (kbd "C-c C-v") erefactor-map)
 
 ;;;###autoload(with-eval-after-load 'elisp-mode (require 'oni-elisp))
+;;;###autoload(with-eval-after-load 'ielm (require 'oni-elisp))
 
 (provide 'oni-elisp)
 ;;; oni-elisp.el ends here