diff --git a/target/linux/ar71xx/image/generic-ubnt.mk b/target/linux/ar71xx/image/generic-ubnt.mk
index d5e3aa5860e..07c02955041 100644
--- a/target/linux/ar71xx/image/generic-ubnt.mk
+++ b/target/linux/ar71xx/image/generic-ubnt.mk
@@ -52,6 +52,7 @@ define Device/ubnt-xm
   DEVICE_PACKAGES += kmod-usb-ohci
   UBNT_TYPE := XM
   UBNT_CHIP := ar7240
+  KERNEL := kernel-bin | patch-cmdline | relocate-kernel | lzma | uImage lzma
 endef
 
 define Device/ubnt-xw