diff --git a/core/prelude-core.el b/core/prelude-core.el
index e3e0748..49045b8 100644
--- a/core/prelude-core.el
+++ b/core/prelude-core.el
@@ -264,8 +264,9 @@ buffer is not visiting a file."
 
 (defadvice ido-find-file (after find-file-sudo activate)
   "Find file as root if necessary."
-  (unless (and buffer-file-name
-               (file-writable-p buffer-file-name))
+  (unless (or (equal major-mode 'dired-mode)
+               (and (buffer-file-name)
+                (file-writable-p buffer-file-name)))
     (find-alternate-file (concat "/sudo:root@localhost:" buffer-file-name))))
 
 (defun prelude-switch-or-start (function buffer)