diff --git a/src/mqtt/new_mqtt.h b/src/mqtt/new_mqtt.h
index 8dc042321..b29b1fc82 100644
--- a/src/mqtt/new_mqtt.h
+++ b/src/mqtt/new_mqtt.h
@@ -99,7 +99,7 @@ typedef struct MqttPublishItem
 
 // Count of queued items published at once.
 #define MQTT_QUEUED_ITEMS_PUBLISHED_AT_ONCE	3
-#define MQTT_MAX_QUEUE_SIZE	                7
+#define MQTT_MAX_QUEUE_SIZE	                16
 
 // callback function for mqtt.
 // return 0 to allow the incoming topic/data to be processed by others/channel set.