diff --git a/fhem/FHEM/10_MQTT2_DEVICE.pm b/fhem/FHEM/10_MQTT2_DEVICE.pm
index 05ad46680..ca750544c 100644
--- a/fhem/FHEM/10_MQTT2_DEVICE.pm
+++ b/fhem/FHEM/10_MQTT2_DEVICE.pm
@@ -512,6 +512,7 @@ MQTT2_DEVICE_Rename($$)
   MQTT2_DEVICE_addReading($new, AttrVal($new, "readingList", ""));
   $defs{$new}{DEVICETOPIC} = $new
     if($defs{$new}{DEVICETOPIC} eq $old && !AttrVal($new,"devicetopic",undef));
+  MQTT2_DEVICE_setBridgeRegexp();
   return undef;
 }