diff --git a/defaultenv/bin/_update_help b/defaultenv/bin/_update_help
index 1d9b28e..22d940e 100644
--- a/defaultenv/bin/_update_help
+++ b/defaultenv/bin/_update_help
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-echo "usage: $0 -t <kernel|rootfs> -d <nor|nand> [-m tftp|xmodem] [-f imagename] -c"
+echo "usage: $0 -t <kernel|rootfs|barebox> -d <nor|nand> [-m tftp|xmodem] [-f imagename] -c"
 echo "update tools."
 echo ""
 echo "options"
@@ -9,3 +9,4 @@
 echo "default mode is tftp"
 echo "type update -t kernel -d <nor|nand> [-m tftp|xmodem] [-f imagename] to update kernel into flash"
 echo "type update -t rootfs -d <nor|nand> [-m tftp|xmodem] [-f imagename] to update rootfs into flash"
+echo "type update -t barebox -d <nor|nand> [-m tftp|xmodem] [-f imagename] to update barebox into flash"
diff --git a/defaultenv/bin/update b/defaultenv/bin/update
index 032f340..3601177 100644
--- a/defaultenv/bin/update
+++ b/defaultenv/bin/update
@@ -30,6 +30,11 @@
 elif [ x${type} = xrootfs ]; then
 	image=$rootfsimage
 	type=root
+elif [ x${type} = xbarebox ]; then
+	image=$bareboximage
+	if [ x${image} = x ]; then
+		imamge=barebox.bin
+	fi
 else
 	. /env/bin/_update_help
 	exit 1