# Elasticsearch and Kibana upgrade from 6.5.3 to 6.6.2

**URL:** <https://discuss.elastic.co/t/elasticsearch-and-kibana-upgrade-from-6-5-3-to-6-6-2/174711>\
**Category:** Elasticsearch\
**Created:** [April 1, 2019, 6:11am UTC](https://discuss.elastic.co/t/elasticsearch-and-kibana-upgrade-from-6-5-3-to-6-6-2/174711 "2019-04-01T06:11:22Z")\
**Posts on this page:** 5\
**Page:** 1

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**Author:** ![arun.kumar92](https://avatars.discourse-cdn.com/v4/letter/a/e5b9ba/32.png) [@arun.kumar92](https://discuss.elastic.co/u/arun.kumar92)\
**Post date:** [April 1, 2019, 6:11am UTC](https://discuss.elastic.co/t/elasticsearch-and-kibana-upgrade-from-6-5-3-to-6-6-2/174711/1 "2019-04-01T06:11:22Z")

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Hi Team

Is there any known issues with elasticsearch 6.6.2 As I'm planning to upgrade from 6.5.3 to 6.6.2

Thanks in advance

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**Author:** ![dadoonet](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/dadoonet/32/137187_2.png) [@dadoonet](https://discuss.elastic.co/u/dadoonet)\
**Post date:** [April 1, 2019, 6:25am UTC](https://discuss.elastic.co/t/elasticsearch-and-kibana-upgrade-from-6-5-3-to-6-6-2/174711/2 "2019-04-01T06:25:14Z")

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No or nothing critical as far as I know.

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**Author:** ![arun.kumar92](https://avatars.discourse-cdn.com/v4/letter/a/e5b9ba/32.png) [@arun.kumar92](https://discuss.elastic.co/u/arun.kumar92)\
**Post date:** [April 1, 2019, 6:31am UTC](https://discuss.elastic.co/t/elasticsearch-and-kibana-upgrade-from-6-5-3-to-6-6-2/174711/3 "2019-04-01T06:31:46Z")

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Hi

What is the impact of these breaking changes?  
[https://www.elastic.co/guide/en/elasticsearch/reference/6.6/breaking-changes-6.6.html](https://www.elastic.co/guide/en/elasticsearch/reference/6.6/breaking-changes-6.6.html)

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**Author:** ![dadoonet](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/dadoonet/32/137187_2.png) [@dadoonet](https://discuss.elastic.co/u/dadoonet)\
**Post date:** [April 1, 2019, 7:06am UTC](https://discuss.elastic.co/t/elasticsearch-and-kibana-upgrade-from-6-5-3-to-6-6-2/174711/4 "2019-04-01T07:06:42Z")

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All what is described for each one.  
Any specific question?

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**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [April 29, 2019, 7:06am UTC](https://discuss.elastic.co/t/elasticsearch-and-kibana-upgrade-from-6-5-3-to-6-6-2/174711/5 "2019-04-29T07:06:44Z")

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