diff --git a/firmware/heater_control.cpp b/firmware/heater_control.cpp
index 4baedfc..6558870 100644
--- a/firmware/heater_control.cpp
+++ b/firmware/heater_control.cpp
@@ -78,7 +78,7 @@ static HeaterState GetNextState(HeaterState state, float sensorEsr)
     return state;
 }
 
-static Pid heaterPid(0.003f, 0.01f, 1, HEATER_CONTROL_PERIOD);
+static Pid heaterPid(0.003f, 0.005f, 0.6f, HEATER_CONTROL_PERIOD);
 
 static float GetDutyForState(HeaterState state, float heaterEsr)
 {