diff --git a/libraries/AP_HAL_ChibiOS/hwdef/skyviper-f412-rev1/hwdef.dat b/libraries/AP_HAL_ChibiOS/hwdef/skyviper-f412-rev1/hwdef.dat
index d429a73677..b4050dd62b 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/skyviper-f412-rev1/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/skyviper-f412-rev1/hwdef.dat
@@ -136,3 +136,4 @@ define HAL_BARO_20789_I2C_ADDR_PRESS 0x63
 
 # Disable un-needed hardware drivers
 define HAL_WITH_ESC_TELEM 0
+define HAL_AP_FETTEC_ONEWIRE_ENABLED 0
diff --git a/libraries/AP_HAL_ChibiOS/hwdef/skyviper-journey/hwdef.dat b/libraries/AP_HAL_ChibiOS/hwdef/skyviper-journey/hwdef.dat
index 44d7350f99..05eff41dbd 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/skyviper-journey/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/skyviper-journey/hwdef.dat
@@ -139,3 +139,4 @@ define AP_PARAM_MAX_EMBEDDED_PARAM 8192
 
 # Disable un-needed hardware drivers
 define HAL_WITH_ESC_TELEM 0
+define HAL_AP_FETTEC_ONEWIRE_ENABLED 0
diff --git a/libraries/AP_HAL_ChibiOS/hwdef/skyviper-v2450/hwdef.dat b/libraries/AP_HAL_ChibiOS/hwdef/skyviper-v2450/hwdef.dat
index 2f22b826ad..8914c568e1 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/skyviper-v2450/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/skyviper-v2450/hwdef.dat
@@ -67,3 +67,4 @@ env BUILD_ABIN True
 
 # Disable un-needed hardware drivers
 define HAL_WITH_ESC_TELEM 0
+define HAL_AP_FETTEC_ONEWIRE_ENABLED 0