--- libaitmqtt/inc/aitmqtt.h	2022/09/12 23:07:18	1.3.4.4
+++ libaitmqtt/inc/aitmqtt.h	2022/09/12 23:15:37	1.3.4.5
@@ -3,7 +3,7 @@
 *  by Michael Pounov <misho@openbsd-bg.org>
 *
 * $Author: misho $
-* $Id: aitmqtt.h,v 1.3.4.4 2022/09/12 23:07:18 misho Exp $
+* $Id: aitmqtt.h,v 1.3.4.5 2022/09/12 23:15:37 misho Exp $
 *
 **************************************************************************
 The ELWIX and AITNET software is distributed under the following
@@ -54,6 +54,7 @@ SUCH DAMAGE.
 #define MQTT_DATA_MAX		268435455
 
 #define MQTT_PROTO_VER		3
+#define MQTT_PROTO_DEFVER	5
 #define MQTT_KEEPALIVE		10
 #define MQTT_DEFAULT_MSGID	0xDEBA