Index: firmware/App/Controllers/SpentChamberFill.c
===================================================================
diff -u -r3417933e6edf61a914c428e2fa944b3b349272a4 -r89c8709e3b27648926fbb20f25c9a67cbeb99adc
--- firmware/App/Controllers/SpentChamberFill.c	(.../SpentChamberFill.c)	(revision 3417933e6edf61a914c428e2fa944b3b349272a4)
+++ firmware/App/Controllers/SpentChamberFill.c	(.../SpentChamberFill.c)	(revision 89c8709e3b27648926fbb20f25c9a67cbeb99adc)
@@ -1,6 +1,6 @@
 /**************************************************************************
 *
-* Copyright (c) 2025-2025 Diality Inc. - All Rights Reserved.
+* Copyright (c) 2025-2026 Diality Inc. - All Rights Reserved.
 *
 * THIS CODE MAY NOT BE COPIED OR REPRODUCED IN ANY FORM, IN PART OR IN
 * WHOLE, WITHOUT THE EXPLICIT PERMISSION OF THE COPYRIGHT OWNER.
@@ -228,8 +228,8 @@
         //Valve control for state 1 spent chamber fill
         valveControlForSCFillState1FillStart();
         // start acid and bicarb pump with the expected quantity
-        setConcentratePumpTargetSpeed( D11_PUMP, CONCENTRATE_PUMP_MAX_SPEED, acidDoseVolume );
-        setConcentratePumpTargetSpeed( D10_PUMP, CONCENTRATE_PUMP_MAX_SPEED, bicarbDoseVolume );
+        setConcentratePumpTargetSpeed( D11_PUMP, DOSING_CONCENTRATE_PUMP_SPEED, acidDoseVolume );
+        setConcentratePumpTargetSpeed( D10_PUMP, DOSING_CONCENTRATE_PUMP_SPEED, bicarbDoseVolume );
         requestConcentratePumpOn( D11_PUMP );
         requestConcentratePumpOn( D10_PUMP );
 
@@ -317,8 +317,8 @@
         // Valve control for state 2 fill
         valveControlForSCFillState2FillStart();
         // start acid and bicarb pump with the expected quantity
-        setConcentratePumpTargetSpeed( D11_PUMP, CONCENTRATE_PUMP_MAX_SPEED, acidDoseVolume );
-        setConcentratePumpTargetSpeed( D10_PUMP, CONCENTRATE_PUMP_MAX_SPEED, bicarbDoseVolume );
+        setConcentratePumpTargetSpeed( D11_PUMP, DOSING_CONCENTRATE_PUMP_SPEED, acidDoseVolume );
+        setConcentratePumpTargetSpeed( D10_PUMP, DOSING_CONCENTRATE_PUMP_SPEED, bicarbDoseVolume );
         requestConcentratePumpOn( D11_PUMP );
         requestConcentratePumpOn( D10_PUMP );