Index: firmware/App/Controllers/SyringePump.c
===================================================================
diff -u -ra33009eaa35d2d5be3872b64f2f1609196769256 -r9da199ffb8061c679acff4a1a312889251f80b0d
--- firmware/App/Controllers/SyringePump.c	(.../SyringePump.c)	(revision a33009eaa35d2d5be3872b64f2f1609196769256)
+++ firmware/App/Controllers/SyringePump.c	(.../SyringePump.c)	(revision 9da199ffb8061c679acff4a1a312889251f80b0d)
@@ -82,7 +82,7 @@
 #define SYRINGE_FORCE_PLUNGER_THRESHOLD_V             0.25F                                 ///< Force sensor threshold (in V) above which we have engaged with plunger.
 #define SYRINGE_PUMP_SYRINGE_DETECT_THRESHOLD_V       2.0F                                  ///< Syringe pump syringe detected threshold (in V).
 #define SYRINGE_PUMP_HOME_DETECT_THRESHOLD_V          0.25F                                 ///< Syringe pump home detected threshold (in V).
-#define SYRINGE_PUMP_PRIME_VOLUME_ML                  0.353F                                ///< Target syringe prime volume (in mL).
+#define SYRINGE_PUMP_PRIME_VOLUME_ML                  0.353F + 0.2F                         ///< Target syringe prime volume (in mL).  Heparin line volume + volume to coat blood circuit/dialyzer.
 #define SYRINGE_PUMP_MAX_VOL_ERROR_ML                 0.1F                                  ///< Maximum Heparin volume error (in mL).
 #define SYRINGE_PUMP_MAX_RATE_ERROR_ML_HR             0.1F                                  ///< Maximum Heparin delivery rate error (in mL/hr).
 #define TEN_PCT_OVER_ALLOWANCE                        1.1F                                  ///< Allow 10 percent over target before alarming on over travel.