Index: firmware/App/Controllers/SyringePump.c
===================================================================
diff -u -r494828bba7e66a82f498a0fee6f370e387f99fb9 -ra3741a7adf533bbc6683d9c4f3efbcfa9e989ba7
--- firmware/App/Controllers/SyringePump.c	(.../SyringePump.c)	(revision 494828bba7e66a82f498a0fee6f370e387f99fb9)
+++ firmware/App/Controllers/SyringePump.c	(.../SyringePump.c)	(revision a3741a7adf533bbc6683d9c4f3efbcfa9e989ba7)
@@ -1293,7 +1293,7 @@
     U32  setTxDur = getTreatmentParameterU32( TREATMENT_PARAM_TREATMENT_DURATION );
     F32  hepDurHr = ( (F32)( setTxDur - preStop ) / (F32)MIN_PER_HOUR ) - HEPARIN_BOLUS_TIME_HR;
     F32  txVolume = SYRINGE_PUMP_PRIME_VOLUME_ML + bolusVol + ( hepDurHr * contRate );
-    F32  syringeVol = ( SYRINGE_PUMP_EMPTY_POS - (F32)pos ) / SYRINGE_MICRO_STEPS_PER_ML;
+    F32  syringeVol = ( SYRINGE_PUMP_EMPTY_POS - (F32)pos ) / SYRINGE_ENCODER_COUNTS_PER_ML;
 
     // Handle ramp up
     rampSyringePump();