# Does discourse launcher / docker use the local postgresql and redis servers?

**URL:** <https://meta.discourse.org/t/does-discourse-launcher-docker-use-the-local-postgresql-and-redis-servers/289398>\
**Category:** Self-hosting\
**Created:** [December 21, 2023, 12:47am UTC](https://meta.discourse.org/t/does-discourse-launcher-docker-use-the-local-postgresql-and-redis-servers/289398 "2023-12-21T00:47:41Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![hello-smile6](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/hello-smile6/32/304628_2.png) [@hello-smile6](https://meta.discourse.org/u/hello-smile6)\
**Post date:** [December 21, 2023, 1:15am UTC](https://meta.discourse.org/t/does-discourse-launcher-docker-use-the-local-postgresql-and-redis-servers/289398/4 "2023-12-21T01:15:30Z")

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Is there a specific reason for making it use the host’s postgres? Discourse should manage postgres upgrades on its own by default, so you might end up with an incompatible postgres version eventually if you are using the host’s postgres.

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