1 files changed, 1 insertions, 1 deletions

diff --git a/src/w32fns.c b/src/w32fns.c
index bc9c74748d7..02bd4d55942 100644
--- a/src/w32fns.c
+++ b/src/w32fns.c
@@ -1658,7 +1658,7 @@ x_set_internal_border_width (struct frame *f, Lisp_Object arg, Lisp_Object oldva
 
   if (border != FRAME_INTERNAL_BORDER_WIDTH (f))
     {
-      FRAME_INTERNAL_BORDER_WIDTH (f) = border;
+      f->internal_border_width = border;
 
       if (FRAME_X_WINDOW (f) != 0)
         {