diff --git a/src/platform/nrf52/architecture.h b/src/platform/nrf52/architecture.h
index 3e4397686..2c51dc1cc 100644
--- a/src/platform/nrf52/architecture.h
+++ b/src/platform/nrf52/architecture.h
@@ -75,6 +75,8 @@
 #define HW_VENDOR meshtastic_HardwareModel_PRIVATE_HW
 #elif defined(HELTEC_T114)
 #define HW_VENDOR meshtastic_HardwareModel_HELTEC_MESH_NODE_T114
+#elif defined(SEEED_XIAO_NRF52840_KIT)
+#define HW_VENDOR meshtastic_HardwareModel_SEEED_XIAO_NRF52840_KIT
 #else
 #define HW_VENDOR meshtastic_HardwareModel_NRF52_UNKNOWN
 #endif
diff --git a/variants/seeed_xiao_nrf52840_kit/platformio.ini b/variants/seeed_xiao_nrf52840_kit/platformio.ini
index a0fe60ae1..41956249b 100644
--- a/variants/seeed_xiao_nrf52840_kit/platformio.ini
+++ b/variants/seeed_xiao_nrf52840_kit/platformio.ini
@@ -2,7 +2,7 @@
 [env:seeed_xiao_nrf52840_kit]
 extends = nrf52840_base
 board = xiao_ble_sense
-build_flags = ${nrf52840_base.build_flags} -Ivariants/seeed_xiao_nrf52840_kit -Isrc/platform/nrf52/softdevice -Isrc/platform/nrf52/softdevice/nrf52  -Dseeed_xiao_nrf52840_kit
+build_flags = ${nrf52840_base.build_flags} -Ivariants/seeed_xiao_nrf52840_kit -Isrc/platform/nrf52/softdevice -Isrc/platform/nrf52/softdevice/nrf52  -DSEEED_XIAO_NRF52840_KIT
   -L "${platformio.libdeps_dir}/${this.__env__}/bsec2/src/cortex-m4/fpv4-sp-d16-hard"
 board_build.ldscript = src/platform/nrf52/nrf52840_s140_v7.ld
 build_src_filter = ${nrf52_base.build_src_filter} +<../variants/seeed_xiao_nrf52840_kit>