Index: firmware/App/Services/SystemComm.c
===================================================================
diff -u -r0565c9c592a8b78978157e805269f5900f9636ce -r62ab9efd2764cfac79c4aaa9d03e50e25df65311
--- firmware/App/Services/SystemComm.c	(.../SystemComm.c)	(revision 0565c9c592a8b78978157e805269f5900f9636ce)
+++ firmware/App/Services/SystemComm.c	(.../SystemComm.c)	(revision 62ab9efd2764cfac79c4aaa9d03e50e25df65311)
@@ -897,7 +897,7 @@
             handleDGSendConcentrateMixingRatios( message );
             break;
 
-        case MSG_ID_HD_REQUEST_DG_USAGE_INFO:
+        case MSG_ID_HD_DG_USAGE_INFO_REQUEST:
             handleHDRequestDGUsageInfo( message );
             break;