Index: firmware/App/Services/Messaging.c
===================================================================
diff -u -r2c1a0857ad6987f387bdb8434c6498ab88cd1db8 -r4a1f0518f867d1bc5d27d452a8306e43159e9a51
--- firmware/App/Services/Messaging.c	(.../Messaging.c)	(revision 2c1a0857ad6987f387bdb8434c6498ab88cd1db8)
+++ firmware/App/Services/Messaging.c	(.../Messaging.c)	(revision 4a1f0518f867d1bc5d27d452a8306e43159e9a51)
@@ -293,7 +293,7 @@
     { MSG_ID_FP_SET_RECOVERY_VALVES_REQUEST,                                        &testIOFPSetValveRecoveryConfig },
     { MSG_ID_DD_SUBSTITUTION_PUMP_START_STOP_OVERRIDE_REQUEST,                      &testSubstitutionPumpStartStopOverride },
     { MSG_ID_DD_SUBSTITUTION_PUMP_BROADCAST_INTERVAL_OVERRIDE_REQUEST,              &testSubstitutionPumpDataPublishIntervalOverride },
-    { MSG_ID_DD_SUBSTITUTION_PUMP_TARGET_SPEED_OVERRIDE_REQUEST,                    &testSubstitutionPumpTargetRateOverride },
+    { MSG_ID_DD_SUBSTITUTION_PUMP_TARGET_RATE_OVERRIDE_REQUEST,                    &testSubstitutionPumpTargetRateOverride },
 };
 
 /// Calculation for number of entries in the incoming message function handler look-up table.