diff --git a/src/main/io/serial_4way.c b/src/main/io/serial_4way.c
index 6c6057975d..2b19a8da2b 100644
--- a/src/main/io/serial_4way.c
+++ b/src/main/io/serial_4way.c
@@ -330,7 +330,7 @@ uint16_t _crc_xmodem_update (uint16_t crc, uint8_t data) {
         (pDeviceInfo->words[0] == 0xE8B2))
 
 #define ARM_DEVICE_MATCH ((pDeviceInfo->words[0] == 0x1F06) || \
-        (pDeviceInfo->words[0] == 0x3306) || (pDeviceInfo->words[0] == 0x3406))
+        (pDeviceInfo->words[0] == 0x3306) || (pDeviceInfo->words[0] == 0x3406) || (pDeviceInfo->words[0] == 0x3506))
 
 static uint8_t CurrentInterfaceMode;