# Update an Elasticsearch mapping by updating an Index Template

**URL:** <https://discuss.elastic.co/t/update-an-elasticsearch-mapping-by-updating-an-index-template/41634>\
**Category:** Elasticsearch\
**Created:** [February 12, 2016, 3:49pm UTC](https://discuss.elastic.co/t/update-an-elasticsearch-mapping-by-updating-an-index-template/41634 "2016-02-12T15:49:53Z")\
**Posts on this page:** 3\
**Page:** 1

<div class="post-metadata">

**Author:** ![ayasha88](https://avatars.discourse-cdn.com/v4/letter/a/d6d6ee/32.png) [@ayasha88](https://discuss.elastic.co/u/ayasha88)\
**Post date:** [February 12, 2016, 3:49pm UTC](https://discuss.elastic.co/t/update-an-elasticsearch-mapping-by-updating-an-index-template/41634/1 "2016-02-12T15:49:53Z")

</div>

Hi  
I have a template and I would like to modify it and I would like the changes to be propagated to the index itself.  
Is this possible?

---

<div class="post-metadata">

**Author:** ![Ivan](https://avatars.discourse-cdn.com/v4/letter/i/df788c/32.png) [@Ivan](https://discuss.elastic.co/u/Ivan)\
**Post date:** [February 13, 2016, 10:31pm UTC](https://discuss.elastic.co/t/update-an-elasticsearch-mapping-by-updating-an-index-template/41634/2 "2016-02-13T22:31:50Z")

</div>

Unless things have changed in 2.x, the template are only read at index  
creation time.

Ivan

---

<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [July 5, 2017, 11:16pm UTC](https://discuss.elastic.co/t/update-an-elasticsearch-mapping-by-updating-an-index-template/41634/3 "2017-07-05T23:16:34Z")

</div>