diff --git a/.emacs.d/init.el b/.emacs.d/init.el
index a1e212e..47d9270 100644
--- a/.emacs.d/init.el
+++ b/.emacs.d/init.el
@@ -25,6 +25,13 @@
 (global-set-key (kbd "C-c r") 'recompile)
 (global-set-key (kbd "C-c k") 'kill-current-buffer)
 
+(defun reindent-buffer (start end &optional column)
+  "Reindent the current buffer."
+  (interactive "r\nP")
+  (mark-whole-buffer)
+  (indent-region start end column))
+(global-set-key (kbd "C-c C-r i") 'reindent-buffer)
+
 ;; some packages
 (package-install 'nerd-icons)
 (package-install 'sudo-edit)