# Do I need to do reindex if I upgrade from 5.4 to 5.5? **URL:** \ **Category:** Kibana\ **Created:** [July 16, 2017, 10:46am UTC](https://discuss.elastic.co/t/do-i-need-to-do-reindex-if-i-upgrade-from-5-4-to-5-5/93298 "2017-07-16T10:46:00Z")\ **Posts on this page:** 4\ **Page:** 1
**Author:** ![KeithTt](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/keithtt/32/29447_2.png) [@KeithTt](https://discuss.elastic.co/u/KeithTt)\ **Post date:** [July 16, 2017, 10:46am UTC](https://discuss.elastic.co/t/do-i-need-to-do-reindex-if-i-upgrade-from-5-4-to-5-5/93298/1 "2017-07-16T10:46:00Z")
I am referring to this page: [https://www.elastic.co/guide/en/kibana/current/upgrade-standard-reindex.html](https://www.elastic.co/guide/en/kibana/current/upgrade-standard-reindex.html) But I dont follow the second paragraph well... ---
**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:** [July 16, 2017, 8:25pm UTC](https://discuss.elastic.co/t/do-i-need-to-do-reindex-if-i-upgrade-from-5-4-to-5-5/93298/2 "2017-07-16T20:25:27Z")
No you don't. ---
**Author:** ![KeithTt](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/keithtt/32/29447_2.png) [@KeithTt](https://discuss.elastic.co/u/KeithTt)\ **Post date:** [July 17, 2017, 2:21am UTC](https://discuss.elastic.co/t/do-i-need-to-do-reindex-if-i-upgrade-from-5-4-to-5-5/93298/3 "2017-07-17T02:21:29Z")
OK, thanks for your explanation ! ---
**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\ **Post date:** [August 14, 2017, 2:21am UTC](https://discuss.elastic.co/t/do-i-need-to-do-reindex-if-i-upgrade-from-5-4-to-5-5/93298/4 "2017-08-14T02:21:40Z")
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