Index: firmware/App/Modes/BloodPrime.c
===================================================================
diff -u -r4ac6a67ab2876d1f436704fe67a958e17d0b432a -r6b870cd0699bb3ee22b93981d51373a6c2d56162
--- firmware/App/Modes/BloodPrime.c	(.../BloodPrime.c)	(revision 4ac6a67ab2876d1f436704fe67a958e17d0b432a)
+++ firmware/App/Modes/BloodPrime.c	(.../BloodPrime.c)	(revision 6b870cd0699bb3ee22b93981d51373a6c2d56162)
@@ -47,10 +47,10 @@
 #define BLOOD_PRIME_INIT_BP_FLOW_RATE_ML_MIN       100
 
 /// Interval at which blood prime ramping is controlled.
-#define BLOOD_PRIME_RAMPING_INTERVAL               ( MS_PER_SECOND / TASK_GENERAL_INTERVAL )
+static const U32 BLOOD_PRIME_RAMPING_INTERVAL         = ( MS_PER_SECOND / TASK_GENERAL_INTERVAL );
 
 /// Interval at which blood prime progress is to be published to UI.
-#define BLOOD_PRIME_DATA_PUBLISH_INTERVAL          ( MS_PER_SECOND / TASK_GENERAL_INTERVAL )
+static const U32 BLOOD_PRIME_DATA_PUBLISH_INTERVAL    = ( MS_PER_SECOND / TASK_GENERAL_INTERVAL );
 
 /// Multiplier to convert flow (mL/min) into volume (mL) for period of general task interval.
 static const F32 BLOOD_PRIME_FLOW_INTEGRATOR = 1.0 / (F32)( SEC_PER_MIN * ( MS_PER_SECOND / TASK_GENERAL_INTERVAL ) );