diff --git a/init.el b/init.el
index b9f29f9..777dc35 100644
--- a/init.el
+++ b/init.el
@@ -371,7 +371,7 @@ if prefix argument ARG is given, switch to it in an other, possibly new window."
             (message "File deleted: '%s'" filename))
         (message "Canceled: File deletion")))))
 
-(defun rename-current-buffer-file (&optional arg)
+(defun foo/rename-current-buffer-file (&optional arg)
   "Rename the current buffer and the file it is visiting.
 If the buffer isn't visiting a file, ask if it should
 be saved to a file, or just renamed.