Index: firmware/App/Services/TDInterface.c
===================================================================
diff -u -rb93fd36af5af02e88044107d4331125b11a9bc0e -r2c1a0857ad6987f387bdb8434c6498ab88cd1db8
--- firmware/App/Services/TDInterface.c	(.../TDInterface.c)	(revision b93fd36af5af02e88044107d4331125b11a9bc0e)
+++ firmware/App/Services/TDInterface.c	(.../TDInterface.c)	(revision 2c1a0857ad6987f387bdb8434c6498ab88cd1db8)
@@ -563,7 +563,7 @@
                                     startTxRequest.sodium, startTxRequest.bicarbonate );
             setTDDialyzerBypass( startTxRequest.bypassDialyzer );
             tdSubstitutionFlowRate.data = startTxRequest.substitutionrate;
-            setSubstitutionPumpTargetSpeed( D92_PUMP,  getTDSubstitutionFlowRate() );
+            setSubstitutionPumpTargetRate( D92_PUMP,  getTDSubstitutionFlowRate() );
 
             // start dialysate generation
             result = requestDDGenDialStart();
@@ -594,7 +594,7 @@
                                         startTxRequest.sodium, startTxRequest.bicarbonate );
                 setTDDialyzerBypass( startTxRequest.bypassDialyzer );
                 tdSubstitutionFlowRate.data = startTxRequest.substitutionrate;
-                setSubstitutionPumpTargetSpeed( D92_PUMP,  getTDSubstitutionFlowRate() );
+                setSubstitutionPumpTargetRate( D92_PUMP,  getTDSubstitutionFlowRate() );
 
                 // Signal to update treatement parameters
                 setTreatmentParamUpdate();
@@ -658,7 +658,7 @@
 
             case TD_TREATMENT_OVERRIDE_SUB_FLOWRATE:
                 result = f32Override( message, &tdSubstitutionFlowRate);
-                setSubstitutionPumpTargetSpeed( D92_PUMP, getTDSubstitutionFlowRate() );
+                setSubstitutionPumpTargetRate( D92_PUMP, getTDSubstitutionFlowRate() );
                 break;
 
             default: