diff --git a/root/target/linux/ipq40xx/image/Makefile b/root/target/linux/ipq40xx/image/Makefile
index 3f61fff7..92780850 100755
--- a/root/target/linux/ipq40xx/image/Makefile
+++ b/root/target/linux/ipq40xx/image/Makefile
@@ -4,11 +4,9 @@ include $(INCLUDE_DIR)/image.mk
 define Device/Default
 	PROFILES := Default
 	KERNEL_DEPENDS = $$(wildcard $(DTS_DIR)/$$(DEVICE_DTS).dts)
-	KERNEL_INITRAMFS_PREFIX := $$(IMG_PREFIX)-$(1)-initramfs
-	KERNEL_PREFIX := $$(IMAGE_PREFIX)
 	KERNEL_LOADADDR := 0x80208000
 	DEVICE_DTS = $$(SOC)-$(lastword $(subst _, ,$(1)))
-	SUPPORTED_DEVICES := $(subst _,$(comma),$(1))
+	DEVICE_DTS_CONFIG := config@1
 	IMAGES := sysupgrade.bin
 	IMAGE/sysupgrade.bin = sysupgrade-tar | append-metadata
 	IMAGE/sysupgrade.bin/squashfs :=