Index: firmware/App/Services/SystemCommMessages.h
===================================================================
diff -u -r05db2649fc3ffe396ef21e1adf7939440a56e404 -r50c1ca0f742240722dd96bf141b0d7d34c37ed55
--- firmware/App/Services/SystemCommMessages.h	(.../SystemCommMessages.h)	(revision 05db2649fc3ffe396ef21e1adf7939440a56e404)
+++ firmware/App/Services/SystemCommMessages.h	(.../SystemCommMessages.h)	(revision 50c1ca0f742240722dd96bf141b0d7d34c37ed55)
@@ -8,7 +8,7 @@
 * @file    SystemCommMessages.h
 *
 * @author  (last)      Michael Garthwaite
-* @date    (last)      15-Aug-2023
+* @date    (last)      17-Aug-2023
 *
 * @author  (original)  Dara Navaei
 * @date    (original)  05-Nov-2019
@@ -1010,6 +1010,9 @@
 // MSG_ID_HD_RAM_STATUS_OVERRIDE
 void handleTestHDRAMStatusOverrideRequest( MESSAGE_T* message );
 
+// MSG_ID_HD_CAN_RECEIVE_ACK_MESSAGE_OVERRIDE
+void handleTestHDPendingACKOverrideRequest( MESSAGE_T* message );
+
 /**@}*/
 
 #endif