diff --git a/serial.c b/serial.c
index d08dbac..8ac4468 100644
--- a/serial.c
+++ b/serial.c
@@ -218,6 +218,18 @@
 	case STATE_WAIT_REVISION:
 		if (c == MCTP_SERIAL_REVISION) {
 			serial->rx_state = STATE_WAIT_LEN;
+		} else if (c == MCTP_SERIAL_FRAMING_FLAG) {
+			/* Handle the case where there are bytes dropped in request,
+			 * and the state machine is out of sync. The failed request's
+			 * trailing footer i.e. 0x7e would be interpreted as next
+			 * request's framing footer. So if we are in STATE_WAIT_REVISION
+			 * and receive 0x7e byte, then contine to stay in
+			 * STATE_WAIT_REVISION
+			 */
+			mctp_prdebug(
+				"Received serial framing flag 0x%02x while waiting"
+				" for serial revision 0x%02x.",
+				c, MCTP_SERIAL_REVISION);
 		} else {
 			mctp_prdebug("invalid revision 0x%02x", c);
 			serial->rx_state = STATE_WAIT_SYNC_START;