1 files changed, 1 insertions, 1 deletions

diff --git a/src/frame.c b/src/frame.c
index 68984a68d52..71881265b44 100644
--- a/src/frame.c
+++ b/src/frame.c
@@ -1336,7 +1336,7 @@ delete_frame (Lisp_Object frame, Lisp_Object force)
 
   /* Mark all the windows that used to be on FRAME as deleted, and then
      remove the reference to them.  */
-  delete_all_subwindows (XWINDOW (f->root_window));
+  delete_all_subwindows (f->root_window);
   f->root_window = Qnil;
 
   Vframe_list = Fdelq (frame, Vframe_list);