diff -Nurp grub-1.97.2.orig/util/grub-mkconfig.in grub-1.97.2/util/grub-mkconfig.in
--- grub-1.97.2.orig/util/grub-mkconfig.in	2010-01-24 19:13:30.000000000 +0100
+++ grub-1.97.2/util/grub-mkconfig.in	2010-02-17 21:01:08.762963506 +0100
@@ -224,7 +224,10 @@ export GRUB_DEFAULT \
   GRUB_DISABLE_LINUX_UUID \
   GRUB_DISABLE_LINUX_RECOVERY \
   GRUB_GFXMODE \
-  GRUB_DISABLE_OS_PROBER
+  GRUB_DISABLE_OS_PROBER \
+  GRUB_WALLPAPER \
+  GRUB_COLOR_NORMAL \
+  GRUB_COLOR_HIGHLIGHT
 
 if test "x${grub_cfg}" != "x"; then
   rm -f ${grub_cfg}.new