Index: firmware/App/Services/SystemCommMessages.c
===================================================================
diff -u -r095cedf971998ff768a7f983228fb6f7ad679edc -r8690eb7a217de52731cf75793d781419b0448289
--- firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision 095cedf971998ff768a7f983228fb6f7ad679edc)
+++ firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision 8690eb7a217de52731cf75793d781419b0448289)
@@ -2820,9 +2820,10 @@
 {
     if ( message->hdr.payloadLen == sizeof( TEMPERATURE_SENSORS_DATA_T ) )
     {
-        TEMPERATURE_SENSORS_DATA_T * payloadPtr = (TEMPERATURE_SENSORS_DATA_T *)message->payload;
-
-        setDialysateTemperatureReadings( payloadPtr->inletDialysate, payloadPtr->outletRedundant );
+        TEMPERATURE_SENSORS_DATA_T payload;
+
+        memcpy( &payload, message->payload, sizeof( TEMPERATURE_SENSORS_DATA_T ) );
+        setDialysateTemperatureReadings( payload.inletDialysate, payload.outletRedundant );
     }
     // TODO - what to do if invalid payload length?
     // TODO - how to know if DG stops sending these?