Index: firmware/App/Controllers/DialysateFlow.c
===================================================================
diff -u -ra9315539f527b92523b1598ff91e47db4d71dae2 -re0cdf49eb0f54239e5d765282e0952cea7ded1bd
--- firmware/App/Controllers/DialysateFlow.c	(.../DialysateFlow.c)	(revision a9315539f527b92523b1598ff91e47db4d71dae2)
+++ firmware/App/Controllers/DialysateFlow.c	(.../DialysateFlow.c)	(revision e0cdf49eb0f54239e5d765282e0952cea7ded1bd)
@@ -36,7 +36,7 @@
 #define FLOW_SENSOR_ZERO_READING                       0xFFFF                                      ///< Flow sensor reading indicates zero flow (or flow lower than can be detected by sensor).
 
 #define FLOW_SAMPLES_TO_AVERAGE                        ( 1000 / TASK_PRIORITY_INTERVAL )           ///< Averaging flow data over 1000 ms intervals.
-#define FLOW_AVERAGE_MULTIPLIER                        ( 1.0 / (F32)FLOW_SAMPLES_TO_AVERAGE )      ///< Optimization - multiplying is faster than dividing.
+#define FLOW_AVERAGE_MULTIPLIER                        ( 1.0F / (F32)FLOW_SAMPLES_TO_AVERAGE )     ///< Optimization - multiplying is faster than dividing.
 
 #define DIALYSATE_FLOW_ADC_TO_LPM_FACTOR               300                                         ///< Conversion factor from pulse period (2us units) to flow rate (L/min) for dialysate flow rate (divide this by pulse period).
 #define FLOW_OUT_OF_RANGE_PERSISTENT_INTERVAL          ( 12 * MS_PER_SECOND )                      ///< Flow out of range time out in counts.