diff --git a/fhem/FHEM/00_MQTT.pm b/fhem/FHEM/00_MQTT.pm
index ec1869990..1abd89976 100644
--- a/fhem/FHEM/00_MQTT.pm
+++ b/fhem/FHEM/00_MQTT.pm
@@ -54,7 +54,7 @@ sub MQTT_Initialize($) {
   $hash->{SetFn}    = "MQTT::Set";
   $hash->{NotifyFn} = "MQTT::Notify";
 
-  $hash->{AttrList} = "keep-alive";
+  $hash->{AttrList} = "keep-alive ".$main::readingFnAttributes;
 }
 
 package MQTT;