# Detect if a topic has a new post

**URL:** <https://meta.discourse.org/t/detect-if-a-topic-has-a-new-post/73880>\
**Category:** Product Support\
**Tags:** webhooks\
**Created:** [11 Novembro , 2017 05:39 UTC](https://meta.discourse.org/t/detect-if-a-topic-has-a-new-post/73880 "2017-11-11T05:39:06Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![jordan1909](https://avatars.discourse-cdn.com/v4/letter/j/9f8e36/32.png) [@jordan1909](https://meta.discourse.org/u/jordan1909)\
**Post date:** [11 Novembro , 2017 06:46 UTC](https://meta.discourse.org/t/detect-if-a-topic-has-a-new-post/73880/3 "2017-11-11T06:46:55Z")

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That is excellent. Just what was needed for the submission. Last thing is there a way to update the time on a topic? I can see in the app docs how to create a topic with a timer but can this timer be updated dynamically?

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