diff --git a/Marlin/src/module/temperature.cpp b/Marlin/src/module/temperature.cpp
index 93749717419..56eceea39d2 100644
--- a/Marlin/src/module/temperature.cpp
+++ b/Marlin/src/module/temperature.cpp
@@ -1418,7 +1418,7 @@ void Temperature::min_temp_error(const heater_id_t heater_id) {
 
       // At startup, initialize modeled temperatures
       if (isnan(hotend.modeled_block_temp)) {
-        hotend.modeled_ambient_temp = min(30.0f, hotend.celsius);   // Cap initial value at reasonable max room temperature of 30C
+        hotend.modeled_ambient_temp = _MIN(30.0f, hotend.celsius);   // Cap initial value at reasonable max room temperature of 30C
         hotend.modeled_block_temp = hotend.modeled_sensor_temp = hotend.celsius;
       }
 
@@ -1464,7 +1464,7 @@ void Temperature::min_temp_error(const heater_id_t heater_id) {
 
       // Only correct ambient when close to steady state (output power is not clipped or asymptotic temperature is reached)
       if (WITHIN(hotend.soft_pwm_amount, 1, 126) || fabs(blocktempdelta + delta_to_apply) < (MPC_STEADYSTATE * MPC_dT))
-        hotend.modeled_ambient_temp += delta_to_apply > 0.f ? max(delta_to_apply, MPC_MIN_AMBIENT_CHANGE * MPC_dT) : min(delta_to_apply, -MPC_MIN_AMBIENT_CHANGE * MPC_dT);
+        hotend.modeled_ambient_temp += delta_to_apply > 0.f ? _MAX(delta_to_apply, MPC_MIN_AMBIENT_CHANGE * MPC_dT) : _MIN(delta_to_apply, -MPC_MIN_AMBIENT_CHANGE * MPC_dT);
 
       float power = 0.0;
       if (hotend.target != 0 && TERN1(HEATER_IDLE_HANDLER, !heater_idle[ee].timed_out)) {