diff --git a/emacs/init.el b/emacs/init.el
index 3d14604..6f32baa 100644
--- a/emacs/init.el
+++ b/emacs/init.el
@@ -186,7 +186,9 @@ Also change directories to current working directory."
   (local-set-key [remap kill-word] 'sp-kill-word)
   (local-set-key [remap backward-kill-word] 'sp-backward-kill-word)
   (local-set-key (kbd "<C-left>") 'sp-forward-barf-sexp)
-  (local-set-key (kbd "<C-right>") 'sp-forward-slurp-sexp))
+  (local-set-key (kbd "<C-right>") 'sp-forward-slurp-sexp)
+  (local-set-key (kbd "M-J") 'sp-join-sexp)
+  (local-set-key (kbd "M-S") 'sp-split-sexp))
 
 (defun turn-off (modes)
   "Turn off each mode in MODES."