# Can I upgrade ELK from 5.0 to 6.4.0 directly

**URL:** <https://discuss.elastic.co/t/can-i-upgrade-elk-from-5-0-to-6-4-0-directly/146468>\
**Category:** Elasticsearch\
**Created:** [August 29, 2018, 6:00am UTC](https://discuss.elastic.co/t/can-i-upgrade-elk-from-5-0-to-6-4-0-directly/146468 "2018-08-29T06:00:32Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![ravitandur](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/ravitandur/32/4568_2.png) [@ravitandur](https://discuss.elastic.co/u/ravitandur)\
**Post date:** [August 29, 2018, 6:00am UTC](https://discuss.elastic.co/t/can-i-upgrade-elk-from-5-0-to-6-4-0-directly/146468/1 "2018-08-29T06:00:32Z")

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Currently we are using ELK 5.0 version. Can I upgrade to 6.4.0 with full cluster restart?  
After upgrade all my existing data works without any issues? please suggest.

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**Author:** ![warkolm](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/warkolm/32/39224_2.png) [@warkolm](https://discuss.elastic.co/u/warkolm)\
**Post date:** [August 29, 2018, 6:01am UTC](https://discuss.elastic.co/t/can-i-upgrade-elk-from-5-0-to-6-4-0-directly/146468/2 "2018-08-29T06:01:55Z")

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Please see [https://www.elastic.co/guide/en/elasticsearch/reference/6.1/setup-upgrade.html](https://www.elastic.co/guide/en/elasticsearch/reference/6.1/setup-upgrade.html)

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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:** [September 26, 2018, 6:07am UTC](https://discuss.elastic.co/t/can-i-upgrade-elk-from-5-0-to-6-4-0-directly/146468/3 "2018-09-26T06:07:20Z")

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