diff -uNr grub2.cvs/conf/i386-pc.rmk grub2/conf/i386-pc.rmk
--- grub2.cvs/conf/i386-pc.rmk	2005-12-25 08:59:50.000000000 -0700
+++ grub2/conf/i386-pc.rmk	2005-12-27 16:56:54.000000000 -0700
@@ -115,7 +115,7 @@
 # Modules.
 pkgdata_MODULES = _chain.mod _linux.mod linux.mod normal.mod vga.mod	\
 	_multiboot.mod chain.mod multiboot.mod reboot.mod halt.mod	\
-	vbe.mod vesafb.mod vbetest.mod vbeinfo.mod play.mod
+	vbe.mod vesafb.mod vbetest.mod vbeinfo.mod play.mod serial.mod
 
 # For _chain.mod.
 _chain_mod_SOURCES = loader/i386/pc/chainloader.c