diff --git a/libraries/AP_HAL_ChibiOS/hwdef/CUAV-Nora/defaults.parm b/libraries/AP_HAL_ChibiOS/hwdef/CUAV-Nora/defaults.parm
index eab611c1c0..53367d845c 100755
--- a/libraries/AP_HAL_ChibiOS/hwdef/CUAV-Nora/defaults.parm
+++ b/libraries/AP_HAL_ChibiOS/hwdef/CUAV-Nora/defaults.parm
@@ -1,7 +1,7 @@
 # setup the temperature compensation
-BRD_IMU_TARGTEMP 45
-BRD_IMUHEAT_P 50
-BRD_IMUHEAT_I 0.07
+BRD_HEAT_TARG 45
+BRD_HEAT_P 50
+BRD_HEAT_I 0.07
 
 # turn on the CAN power monitoring(default)
 CAN_P1_DRIVER 1
diff --git a/libraries/AP_HAL_ChibiOS/hwdef/CUAV-X7-bdshot/defaults.parm b/libraries/AP_HAL_ChibiOS/hwdef/CUAV-X7-bdshot/defaults.parm
index 56c00efb7f..d8d35f2931 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/CUAV-X7-bdshot/defaults.parm
+++ b/libraries/AP_HAL_ChibiOS/hwdef/CUAV-X7-bdshot/defaults.parm
@@ -3,9 +3,9 @@
 # the ADIS16470 is factory temperature calibrated,
 # but the BMI088 isn't, so temperature control is still
 # worthwhile
-BRD_IMU_TARGTEMP 45
-BRD_IMUHEAT_P 50
-BRD_IMUHEAT_I 0.07
+BRD_HEAT_TARG 45
+BRD_HEAT_P 50
+BRD_HEAT_I 0.07
 
 # turn on the CAN power monitoring(default)
 CAN_P1_DRIVER 1
diff --git a/libraries/AP_HAL_ChibiOS/hwdef/CUAV-X7/defaults.parm b/libraries/AP_HAL_ChibiOS/hwdef/CUAV-X7/defaults.parm
index 56c00efb7f..d8d35f2931 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/CUAV-X7/defaults.parm
+++ b/libraries/AP_HAL_ChibiOS/hwdef/CUAV-X7/defaults.parm
@@ -3,9 +3,9 @@
 # the ADIS16470 is factory temperature calibrated,
 # but the BMI088 isn't, so temperature control is still
 # worthwhile
-BRD_IMU_TARGTEMP 45
-BRD_IMUHEAT_P 50
-BRD_IMUHEAT_I 0.07
+BRD_HEAT_TARG 45
+BRD_HEAT_P 50
+BRD_HEAT_I 0.07
 
 # turn on the CAN power monitoring(default)
 CAN_P1_DRIVER 1
diff --git a/libraries/AP_HAL_ChibiOS/hwdef/CubeBlack/README.md b/libraries/AP_HAL_ChibiOS/hwdef/CubeBlack/README.md
index a78360d41e..dcb9fe71eb 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/CubeBlack/README.md
+++ b/libraries/AP_HAL_ChibiOS/hwdef/CubeBlack/README.md
@@ -561,7 +561,7 @@ The CubeBlack has 7 analog inputs
 ## IMU Heater
 
 The IMU heater in the CubeBlack can be controlled with the
-BRD_IMU_TARGTEMP parameter, which is in degrees C.
+BRD_HEAT_TARG parameter, which is in degrees C.
 
 ## Loading Firmware
 
diff --git a/libraries/AP_HAL_ChibiOS/hwdef/CubeOrange-joey/defaults.parm b/libraries/AP_HAL_ChibiOS/hwdef/CubeOrange-joey/defaults.parm
index 47a0b3921d..c696210948 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/CubeOrange-joey/defaults.parm
+++ b/libraries/AP_HAL_ChibiOS/hwdef/CubeOrange-joey/defaults.parm
@@ -45,5 +45,5 @@ WPNAV_ACCEL 100 @READONLY
 WPNAV_SPEED 500 @READONLY
 SCR_ENABLE 1 @READONLY
 SCR_DIR_DISABLE 0 @READONLY
-BRD_IMUHEAT_I 0.07 @READONLY
-BRD_IMUHEAT_P 50 @READONLY
+BRD_HEAT_I 0.07 @READONLY
+BRD_HEAT_P 50 @READONLY
diff --git a/libraries/AP_HAL_ChibiOS/hwdef/CubeYellow/defaults.parm b/libraries/AP_HAL_ChibiOS/hwdef/CubeYellow/defaults.parm
index 009eab165f..1c6554e50c 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/CubeYellow/defaults.parm
+++ b/libraries/AP_HAL_ChibiOS/hwdef/CubeYellow/defaults.parm
@@ -7,5 +7,5 @@ BATT2_AMP_PERVLT 39.877
 BATT2_VOLT_MULT 12.02
 
 # lower heater gains
-BRD_IMUHEAT_I 0.07
-BRD_IMUHEAT_P 50
+BRD_HEAT_I 0.07
+BRD_HEAT_P 50
diff --git a/libraries/AP_HAL_ChibiOS/hwdef/Durandal/README.md b/libraries/AP_HAL_ChibiOS/hwdef/Durandal/README.md
index 77dbbe80be..e16394ef18 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/Durandal/README.md
+++ b/libraries/AP_HAL_ChibiOS/hwdef/Durandal/README.md
@@ -569,7 +569,7 @@ The Durandal has 7 analog inputs
 ## IMU Heater
 
 The IMU heater in the Durandal can be controlled with the
-BRD_IMU_TARGTEMP parameter, which is in degrees C.
+BRD_HEAT_TARG parameter, which is in degrees C.
 
 ## Loading Firmware
 
diff --git a/libraries/AP_HAL_ChibiOS/hwdef/QioTekZealotH743/defaults.parm b/libraries/AP_HAL_ChibiOS/hwdef/QioTekZealotH743/defaults.parm
index 178a393a5a..fb5477cba0 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/QioTekZealotH743/defaults.parm
+++ b/libraries/AP_HAL_ChibiOS/hwdef/QioTekZealotH743/defaults.parm
@@ -1,5 +1,5 @@
 # setup the heater temperature to 45 degree
-BRD_IMU_TARGTEMP 45
+BRD_HEAT_TARG 45
 
 # setup serial2 port defaults for ESP8266
 define HAL_SERIAL2_PROTOCOL SerialProtocol_MAVLink2