1 files changed, 2 insertions, 2 deletions

diff --git a/src/buffer.c b/src/buffer.c
index 7713e0cb1b7..bdc5c05f8e1 100644
--- a/src/buffer.c
+++ b/src/buffer.c
@@ -807,8 +807,8 @@ If BUFFER is omitted or nil, some interesting buffer is returned.")
   return Fget_buffer_create (build_string ("*scratch*"));
 }
 
-DEFUN ("buffer-disable-undo", Fbuffer_disable_undo, Sbuffer_disable_undo, 0, 1,
-0,
+DEFUN ("buffer-disable-undo", Fbuffer_disable_undo, Sbuffer_disable_undo,
+       0, 1, "",
   "Make BUFFER stop keeping undo information.\n\
 No argument or nil as argument means do this for the current buffer.")
   (buffer)