diff --git a/src/lavinmq/config.cr b/src/lavinmq/config.cr
index 152290557d..342cc918d8 100644
--- a/src/lavinmq/config.cr
+++ b/src/lavinmq/config.cr
@@ -19,7 +19,7 @@ module LavinMQ
     property amqps_port = -1
     property mqtt_bind = "127.0.0.1"
     property mqtt_port = 1883
-    property mqtts_port = 8883
+    property mqtts_port = -1
     property mqtt_unix_path = ""
     property unix_path = ""
     property unix_proxy_protocol = 1_u8 # PROXY protocol version on unix domain socket connections