diff --git a/fhem/FHEM/00_MQTT.pm b/fhem/FHEM/00_MQTT.pm
index a87adfb54..eb9cd7071 100644
--- a/fhem/FHEM/00_MQTT.pm
+++ b/fhem/FHEM/00_MQTT.pm
@@ -54,6 +54,7 @@ sub MQTT_Initialize($) {
   $hash->{DefFn}      = "MQTT::Define";
   $hash->{UndefFn}    = "MQTT::Undef";
   $hash->{DeleteFn}   = "MQTT::Delete";
+  $hash->{RenameFn}   = "MQTT::Rename";
   $hash->{ShutdownFn} = "MQTT::Shutdown";
   $hash->{SetFn}      = "MQTT::Set";
   $hash->{NotifyFn}   = "MQTT::Notify";