diff --git a/variants/betafpv_2400_tx_micro/platformio.ini b/variants/betafpv_2400_tx_micro/platformio.ini
index 88fcfda9..e04f4efc 100644
--- a/variants/betafpv_2400_tx_micro/platformio.ini
+++ b/variants/betafpv_2400_tx_micro/platformio.ini
@@ -3,7 +3,7 @@ extends = esp32_base
 board = esp32doit-devkit-v1
 build_flags =
   ${esp32_base.build_flags}
-  -D DIY_V1
+  -D BETAFPV_2400_TX
   -D VTABLES_IN_FLASH=1
   -D CONFIG_DISABLE_HAL_LOCKS=1
   -O2