1 files changed, 7 insertions, 0 deletions

diff --git a/src/dispnew.c b/src/dispnew.c
index b0e0fb31990..b0ee4066e6f 100644
--- a/src/dispnew.c
+++ b/src/dispnew.c
@@ -2145,6 +2145,13 @@ change_frame_size_1 (frame, newheight, newwidth, pretend, delay)
       && newwidth == FRAME_WIDTH (frame))
     return;
 
+#ifdef MSDOS
+  /* We only can set screen dimensions to certain values supported
+     by our video hardware.  Try to find the smallest size greater
+     or equal to the requested dimensions.  */
+  dos_set_window_size (&newheight, &newwidth);
+#endif
+
   if (newheight != FRAME_HEIGHT (frame))
     {
       if (FRAME_HAS_MINIBUF_P (frame)