diff --git a/ports/atmel-samd/boards/sparkfun_redboard_turbo/mpconfigboard.mk b/ports/atmel-samd/boards/sparkfun_redboard_turbo/mpconfigboard.mk
index 70ece9b9fc..7b97822bda 100755
--- a/ports/atmel-samd/boards/sparkfun_redboard_turbo/mpconfigboard.mk
+++ b/ports/atmel-samd/boards/sparkfun_redboard_turbo/mpconfigboard.mk
@@ -9,3 +9,5 @@ CHIP_FAMILY = samd21
 SPI_FLASH_FILESYSTEM = 1
 EXTERNAL_FLASH_DEVICES = "W25Q32FV"
 LONGINT_IMPL = MPZ
+
+CIRCUITPY_ONEWIREIO = 0