diff --git a/target/linux/mediatek/image/filogic.mk b/target/linux/mediatek/image/filogic.mk
index d8d35954b0..135a954400 100644
--- a/target/linux/mediatek/image/filogic.mk
+++ b/target/linux/mediatek/image/filogic.mk
@@ -1628,6 +1628,10 @@ TARGET_DEVICES += zbtlink_zbt-z8103ax
 define Device/zyxel_ex5601-t0-stock
   DEVICE_VENDOR := Zyxel
   DEVICE_MODEL := EX5601-T0
+  DEVICE_ALT0_VENDOR := Zyxel
+  DEVICE_ALT0_MODEL := EX5601-T1
+  DEVICE_ALT1_VENDOR := Zyxel
+  DEVICE_ALT1_MODEL := T-56
   DEVICE_VARIANT := (stock layout)
   DEVICE_DTS := mt7986a-zyxel-ex5601-t0-stock
   DEVICE_DTS_DIR := ../dts
@@ -1651,6 +1655,10 @@ TARGET_DEVICES += zyxel_ex5601-t0-stock
 define Device/zyxel_ex5601-t0-ubootmod
   DEVICE_VENDOR := Zyxel
   DEVICE_MODEL := EX5601-T0
+  DEVICE_ALT0_VENDOR := Zyxel
+  DEVICE_ALT0_MODEL := EX5601-T1
+  DEVICE_ALT1_VENDOR := Zyxel
+  DEVICE_ALT1_MODEL := T-56
   DEVICE_VARIANT := (OpenWrt U-Boot layout)
   DEVICE_DTS := mt7986a-zyxel-ex5601-t0-ubootmod
   DEVICE_DTS_DIR := ../dts