# How to update a field type of existing index in Elasticsearch

**URL:** <https://discuss.elastic.co/t/how-to-update-a-field-type-of-existing-index-in-elasticsearch/53892>\
**Category:** Elasticsearch\
**Created:** [June 24, 2016, 1:57pm UTC](https://discuss.elastic.co/t/how-to-update-a-field-type-of-existing-index-in-elasticsearch/53892 "2016-06-24T13:57:13Z")\
**Posts on this page:** 1\
**Showing post:** 13

<div class="post-metadata">

**Author:** ![loez1](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/loez1/32/9274_2.png) [@loez1](https://discuss.elastic.co/u/loez1)\
**Post date:** [June 30, 2016, 11:55am UTC](https://discuss.elastic.co/t/how-to-update-a-field-type-of-existing-index-in-elasticsearch/53892/13 "2016-06-30T11:55:18Z")

</div>

Thank you very much for your time ! Indeed I found the solution here

[https://www.elastic.co/guide/en/logstash/current/plugins-filters-mutate.html#plugins-filters-mutate-convert](https://www.elastic.co/guide/en/logstash/current/plugins-filters-mutate.html#plugins-filters-mutate-convert)

and here

[https://www.elastic.co/guide/en/logstash/current/plugins-filters-csv.html#plugins-filters-csv-convert](https://www.elastic.co/guide/en/logstash/current/plugins-filters-csv.html#plugins-filters-csv-convert)

---

_[View the full topic](https://discuss.elastic.co/t/how-to-update-a-field-type-of-existing-index-in-elasticsearch/53892)._