Index: firmware/App/Controllers/DGInterface.h
===================================================================
diff -u -r316f8773970f94c9b1996a03f2235050afb514da -r563f516a81cb41290008f93b33e7cf5e121717db
--- firmware/App/Controllers/DGInterface.h	(.../DGInterface.h)	(revision 316f8773970f94c9b1996a03f2235050afb514da)
+++ firmware/App/Controllers/DGInterface.h	(.../DGInterface.h)	(revision 563f516a81cb41290008f93b33e7cf5e121717db)
@@ -33,12 +33,7 @@
 // ********** public definitions **********
 
 #define DRAIN_RESERVOIR_TO_VOLUME_ML            0       ///< Drain reservoir to this volume (in mL) during treatment.
-#ifndef V1_5_SYSTEM
 #define FILL_RESERVOIR_TO_VOLUME_ML             1700    ///< Fill reservoir to this volume (in mL) during treatment.
-#else
-#define FILL_RESERVOIR_TO_VOLUME_ML             1300    ///< Fill reservoir to this volume (in mL) during treatment.
-#endif
-
 #define FILL_RESERVOIR_TO_VOLUME_LOW_FLOW_ML    1300    ///< Fill reservoir to this volume (in mL) during treatment if dialysate flow is slow.
 #define SLOW_DIALYSATE_FLOW_ML_MIN              250     ///< Threshold for slow dialysate flow designation.