diff --git a/targets/rca/rm4100/Config-abuild.lb b/targets/rca/rm4100/Config-abuild.lb
new file mode 100644
index 0000000000..b4f22e5a27
--- /dev/null
+++ b/targets/rca/rm4100/Config-abuild.lb
@@ -0,0 +1,30 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright (C) 2008 Corey Osgood <corey.osgood@gmail.com>
+##
+## This program is free software; you can redistribute it and/or modify
+## it under the terms of the GNU General Public License as published by
+## the Free Software Foundation; either version 2 of the License, or
+## (at your option) any later version.
+##
+## This program is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+## GNU General Public License for more details.
+##
+## You should have received a copy of the GNU General Public License
+## along with this program; if not, write to the Free Software
+## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+##
+
+target rca_rm4100
+mainboard rca/rm4100
+
+romimage "fallback"
+	option USE_FALLBACK_IMAGE = 1
+	payload __PAYLOAD__
+end
+
+buildrom ./coreboot.rom ROM_SIZE "fallback"
+