### Database Upgrades
-In general, paperless does not require a specific version of PostgreSQL or MariaDB and it is
+In general, Paperless-ngx supports current version of PostgreSQL and MariaDB and it is generally
safe to update them to newer versions. However, you should always take a backup and follow
the instructions from your database's documentation for how to upgrade between major versions.
+!!! note
+
+ As of Paperless-ngx v2.18, the minimum supported version of PostgreSQL is 13.
+
For PostgreSQL, refer to [Upgrading a PostgreSQL Cluster](https://www.postgresql.org/docs/current/upgrading.html).
For MariaDB, refer to [Upgrading MariaDB](https://mariadb.com/kb/en/upgrading/)