diff --git a/target/linux/mediatek/image/filogic.mk b/target/linux/mediatek/image/filogic.mk
index b2970c2d88..040fe36cd7 100644
--- a/target/linux/mediatek/image/filogic.mk
+++ b/target/linux/mediatek/image/filogic.mk
@@ -1180,8 +1180,16 @@ define Device/iptime_ax3000sm
   DEVICE_MODEL := AX3000SM
   DEVICE_DTS := mt7981b-iptime-ax3000sm
   DEVICE_DTS_DIR := ../dts
-  DEVICE_PACKAGES := kmod-mt7915e kmod-mt7981-firmware mt7981-wo-firmware
+  BLOCKSIZE := 128k
+  PAGESIZE := 2048
+  IMAGE_SIZE := 32768k
+  KERNEL := kernel-bin | lzma | fit lzma $$(KDIR)/image-$$(firstword $$(DEVICE_DTS)).dtb
+  KERNEL_INITRAMFS := kernel-bin | lzma | \
+	fit lzma $$(KDIR)/image-$$(firstword $$(DEVICE_DTS)).dtb with-initrd | pad-to 64k
+  IMAGES := factory.bin sysupgrade.bin
+  IMAGE/factory.bin := sysupgrade-tar | append-metadata | check-size | iptime-crc32 ax3ksm
   IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
+  DEVICE_PACKAGES := kmod-mt7915e kmod-mt7981-firmware mt7981-wo-firmware
   SUPPORTED_DEVICES += mediatek,mt7981-spim-snand-rfb
 endef
 TARGET_DEVICES += iptime_ax3000sm