diff --git a/mk_mmc.sh b/mk_mmc.sh
index 1898506..046cbdf 100755
--- a/mk_mmc.sh
+++ b/mk_mmc.sh
@@ -473,13 +473,13 @@ fi
 case "$DIST" in
     maverick)
 	sudo cp -v ${DIR}/scripts/flash-kernel.conf ${TEMPDIR}/initrd-tree/etc/flash-kernel.conf
-	sudo cp -v ${DIR}/scripts/ttyO2.conf ${TEMPDIR}/initrd-tree/etc/ttyO2.conf
+	sudo cp -v ${DIR}/scripts/serial.conf ${TEMPDIR}/initrd-tree/etc/${SERIAL}.conf
 	sudo chmod a+x ${TEMPDIR}/initrd-tree/usr/lib/finish-install.d/08rcn-omap
 	sudo cp -v ${DIR}/scripts/${DIST}-preseed.cfg ${TEMPDIR}/initrd-tree/preseed.cfg
         ;;
     natty)
 	sudo cp -v ${DIR}/scripts/flash-kernel.conf ${TEMPDIR}/initrd-tree/etc/flash-kernel.conf
-	sudo cp -v ${DIR}/scripts/ttyO2.conf ${TEMPDIR}/initrd-tree/etc/ttyO2.conf
+	sudo cp -v ${DIR}/scripts/serial.conf ${TEMPDIR}/initrd-tree/etc/${SERIAL}.conf
 	sudo chmod a+x ${TEMPDIR}/initrd-tree/usr/lib/finish-install.d/08rcn-omap
 	sudo cp -v ${DIR}/scripts/${DIST}-preseed.cfg ${TEMPDIR}/initrd-tree/preseed.cfg
         ;;