# Change mqtt-input node topic name

**URL:** <https://discourse.nodered.org/t/change-mqtt-input-node-topic-name/1864>\
**Category:** General\
**Created:** [27 July 2018 16:06 UTC](https://discourse.nodered.org/t/change-mqtt-input-node-topic-name/1864 "2018-07-27T16:06:40Z")\
**Posts on this page:** 1\
**Showing post:** 6

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**Author:** ![knolleary](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/knolleary/32/3_2.png) [@knolleary](https://discourse.nodered.org/u/knolleary)\
**Post date:** [27 July 2018 19:22 UTC](https://discourse.nodered.org/t/change-mqtt-input-node-topic-name/1864/6 "2018-07-27T19:22:17Z")

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The existing MQTT nodes do not provide a way to dynamically change their subscriptions.

This has recently been discussed here: [Trigger a mqtt subscription](https://discourse.nodered.org/t/trigger-a-mqtt-subscription/766)

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