diff --git a/target/linux/apm821xx/sata/target.mk b/target/linux/apm821xx/sata/target.mk
index d3af6ef821..43b1aa0324 100644
--- a/target/linux/apm821xx/sata/target.mk
+++ b/target/linux/apm821xx/sata/target.mk
@@ -1,4 +1,5 @@
 BOARDNAME := Devices which boot from SATA (NAS)
+DEVICE_TYPE := nas
 FEATURES += ext4 usb ramdisk squashfs rootfs-part boot-part
 DEFAULT_PACKAGES += badblocks block-mount e2fsprogs kmod-hwmon-drivetemp \
 		    kmod-dm kmod-md-mod partx-utils mkf2fs f2fsck