diff --git a/ui/vnc.c b/ui/vnc.c
index 7291429c04..8c9890b3cd 100644
--- a/ui/vnc.c
+++ b/ui/vnc.c
@@ -2319,8 +2319,8 @@ static void vnc_colordepth(VncState *vs)
         vnc_write_u8(vs, 0);
         vnc_write_u16(vs, 1); /* number of rects */
         vnc_framebuffer_update(vs, 0, 0,
-                               pixman_image_get_width(vs->vd->server),
-                               pixman_image_get_height(vs->vd->server),
+                               vs->client_width,
+                               vs->client_height,
                                VNC_ENCODING_WMVi);
         pixel_format_message(vs);
         vnc_unlock_output(vs);