diff --git a/src/mpc/mpc.c b/src/mpc/mpc.c
index e32a539..a23ff4f 100644
--- a/src/mpc/mpc.c
+++ b/src/mpc/mpc.c
@@ -255,7 +255,8 @@ static int32_t Mpc_SystemConfig(MPC *instPtr, uint8_t *msg)
 				WD_SPEED_CMD, msg[WD_SPEED_CMD]);
 		return EIGNORE;
 	}
-
+	//NOTE: Clear previous log.
+	memset(&(linkInstPtr->log), 0x00, sizeof(L2_LOG));
 	if (msg[WD_EN_CMD] == EN_CMD_ON_HIGH_POWER)
 	{
 		// high power config