Index: firmware/App/Services/SystemCommMessages.h
===================================================================
diff -u -r633861a3e472c1a288fa10a52ec0f7e7153e4dce -r981de1f5228152ec6877aceae3d66ebf5efc7101
--- firmware/App/Services/SystemCommMessages.h	(.../SystemCommMessages.h)	(revision 633861a3e472c1a288fa10a52ec0f7e7153e4dce)
+++ firmware/App/Services/SystemCommMessages.h	(.../SystemCommMessages.h)	(revision 981de1f5228152ec6877aceae3d66ebf5efc7101)
@@ -179,7 +179,7 @@
 BOOL sendDGStartStopTrimmerHeaterCommand( BOOL start, F32 trimmerHtrTemp );
 
 // MSG_ID_DG_SAMPLE_WATER_CMD
-BOOL sendDGSampleWaterCommand( SAMPLE_WATER_CMD_T cmd );
+BOOL sendDGSampleWaterCommand( void );
 
 // MSG_ID_DG_COMMAND_RESPONSE
 void handleDGCmdResp( MESSAGE_T *messagePtr );