diff --git a/variants/rpi_picow/platformio.ini b/variants/rpi_picow/platformio.ini
index 9f084377..ec5cdb83 100644
--- a/variants/rpi_picow/platformio.ini
+++ b/variants/rpi_picow/platformio.ini
@@ -17,7 +17,6 @@ build_flags = ${rp2040_base.build_flags}
   -D P_LORA_MOSI=11
   -D SX126X_DIO2_AS_RF_SWITCH=true
   -D SX126X_DIO3_TCXO_VOLTAGE=1.8
-  -D SX126X_REGULATOR=RADIOLIB_SX126X_REGULATOR_DCDC
   -D SX126X_CURRENT_LIMIT=130
   -D SX126X_RX_BOOSTED_GAIN=1
   -D LORA_TX_POWER=22