# Is it OK to rolling upgrade ES version by version?

**URL:** <https://discuss.elastic.co/t/is-it-ok-to-rolling-upgrade-es-version-by-version/111883>\
**Category:** Elasticsearch\
**Created:** [December 15, 2017, 1:55am UTC](https://discuss.elastic.co/t/is-it-ok-to-rolling-upgrade-es-version-by-version/111883 "2017-12-15T01:55:04Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![Morriaty](https://avatars.discourse-cdn.com/v4/letter/m/8e8cbc/32.png) [@Morriaty](https://discuss.elastic.co/u/Morriaty)\
**Post date:** [December 15, 2017, 1:55am UTC](https://discuss.elastic.co/t/is-it-ok-to-rolling-upgrade-es-version-by-version/111883/1 "2017-12-15T01:55:04Z")

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I mean version 5.5 rolling upgrade to 5.6 and then to 6.0.

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**Author:** ![jasontedor](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/jasontedor/32/66992_2.png) [@jasontedor](https://discuss.elastic.co/u/jasontedor)\
**Post date:** [December 15, 2017, 2:03am UTC](https://discuss.elastic.co/t/is-it-ok-to-rolling-upgrade-es-version-by-version/111883/2 "2017-12-15T02:03:24Z")

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This is supported if you let all 5.5 nodes upgrade to 5.6 before you start upgrading any nodes to 6.0 (note that 6.1 is available now).

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**Author:** ![Morriaty](https://avatars.discourse-cdn.com/v4/letter/m/8e8cbc/32.png) [@Morriaty](https://discuss.elastic.co/u/Morriaty)\
**Post date:** [December 15, 2017, 6:47am UTC](https://discuss.elastic.co/t/is-it-ok-to-rolling-upgrade-es-version-by-version/111883/3 "2017-12-15T06:47:16Z")

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Thank you for help. I would have a try.

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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:** [January 12, 2018, 6:47am UTC](https://discuss.elastic.co/t/is-it-ok-to-rolling-upgrade-es-version-by-version/111883/4 "2018-01-12T06:47:17Z")

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