--- vbox_fb.c
+++ vbox_fb.c
@@ -191,9 +191,17 @@ static struct fb_ops vboxfb_ops = {
	.owner = THIS_MODULE,
	.fb_check_var = drm_fb_helper_check_var,
	.fb_set_par = drm_fb_helper_set_par,
+#if RTLNX_VER_MIN(6, 5, 0)
+       FB_DEFAULT_SYS_OPS,
+#else
+#if RTLNX_VER_MIN(6, 5, 0)
+       FB_DEFAULT_SYS_OPS,
+#else
+#endif
	.fb_fillrect = drm_fb_helper_sys_fillrect,
	.fb_copyarea = drm_fb_helper_sys_copyarea,
	.fb_imageblit = drm_fb_helper_sys_imageblit,
+#endif
	.fb_pan_display = drm_fb_helper_pan_display,
	.fb_blank = drm_fb_helper_blank,
	.fb_setcmap = drm_fb_helper_setcmap,