diff --git a/functions.el b/functions.el
index 79a1015..e810858 100644
--- a/functions.el
+++ b/functions.el
@@ -11,3 +11,7 @@
   (interactive)
   (mapc 'kill-buffer (buffer-list)))
 (global-set-key (kbd "C-c k k") 'kill-all-buffers)
+
+;; compilation
+(setq compile-command "make ")
+(global-set-key "\C-x\C-m" 'compile)