# Datomic-pro Upgrade

**URL:** <https://forum.datomic.com/t/datomic-pro-upgrade/1206>\
**Category:** General\
**Created:** [October 17, 2019, 9:22am UTC](https://forum.datomic.com/t/datomic-pro-upgrade/1206 "2019-10-17T09:22:18Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![DevynKong](https://avatars.discourse-cdn.com/v4/letter/d/8e8cbc/32.png) [@DevynKong](https://forum.datomic.com/u/DevynKong)\
**Post date:** [October 17, 2019, 9:22am UTC](https://forum.datomic.com/t/datomic-pro-upgrade/1206/1 "2019-10-17T09:22:18Z")

</div>

Hi datomic support, we are about to upgrade existing datomic-pro v0.9.5561.54, any suggestions for which version we could go to.

Here are the license description as below:

> bin/datomic describe-license ./datomic-transactor.properties  
> {:type “Pro”, :issued #inst “2016-04-27T18:52:22.309-00:00”, :peers 600, :license 17592186395375, :valid-for-releases-up-to #inst “2018-04-27T18:52:22.309-00:00”}

---

<div class="post-metadata">

**Author:** ![marshall](https://sea2.discourse-cdn.com/flex016/user_avatar/forum.datomic.com/marshall/32/48_2.png) [@marshall](https://forum.datomic.com/u/marshall)\
**Post date:** [October 28, 2019, 1:43pm UTC](https://forum.datomic.com/t/datomic-pro-upgrade/1206/2 "2019-10-28T13:43:48Z")

</div>

Your license is valid for any release of Datomic prior to 04/27/2018  
You can see release dates in the “Downloads” page of your [my.datomic.com](http://my.datomic.com) dashboard.