diff --git a/libraries/AP_HAL_ChibiOS/hwdef/HolybroF4_PMU/defaults.parm b/libraries/AP_HAL_ChibiOS/hwdef/HolybroF4_PMU/defaults.parm
index a8eeca84153be..2b7d4f82a1b28 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/HolybroF4_PMU/defaults.parm
+++ b/libraries/AP_HAL_ChibiOS/hwdef/HolybroF4_PMU/defaults.parm
@@ -1,3 +1,6 @@
 # Enable TYTS03
+TEMP1_TYPE    4
+TEMP1_SRC     3
+TEMP1_SRC_ID  1
 
 
diff --git a/libraries/AP_HAL_ChibiOS/hwdef/HolybroF4_PMU/hwdef.dat b/libraries/AP_HAL_ChibiOS/hwdef/HolybroF4_PMU/hwdef.dat
index 1afd4fa1ee8ef..93c70ee51ea6a 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/HolybroF4_PMU/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/HolybroF4_PMU/hwdef.dat
@@ -110,16 +110,8 @@ define AP_BATT_CURR_AMP_OFFSET_DEFAULT 0.409
 # ------------------ Temperature Sensor -----------------------
 define AP_TEMPERATURE_SENSOR_ENABLED 1
 define AP_TEMPERATURE_SENSOR_TSYS03_ENABLED 1
-#define AP_TEMPERATURE_SENSOR_I2C_ADDR_DEFAULT 64
-#define AP_TEMPERATURE_SENSOR_I2C_BUS_DEFAULT 0
-#define AP_TEMPERATURE_SENSOR_TEMP1_TYPE  4
-define HAL_TEMP1_TYPE    4
-define HAL_TEMP1_ADDR    64
-define HAL_TEMP1_BUS     0
-define HAL_TEMP1_SRC     3
-define HAL_TEMP1_SRC_ID  1
-
-
+define AP_TEMPERATURE_SENSOR_I2C_ADDR_DEFAULT 64
+define AP_TEMPERATURE_SENSOR_I2C_BUS_DEFAULT 0