@ -33,6 +33,8 @@ According to the [Server Discovery specification](https://matrix.org/docs/spec/s
**Note**: don't confuse the `_matrix._tcp` and `_matrix-identity._tcp` DNS SRV records. The latter, **must not** be removed.
For completeness, we must say that using a `_matrix._tcp` [SRV record for Server Delegation](docs/howto-server-delegation.md#server-delegation-via-a-dns-srv-record-advanced) is still valid and useful for certain deployments. It's just that our guide recommends the [`/.well-known/matrix/server` Server Delegation method](docs/howto-server-delegation.md#server-delegation-via-a-well-known-file), due to its easier implementation when using this playbook.
Besides this optional/non-urgent DNS change, assuming you're already on Synapse v0.99, upgrading to Synapse v1.0 should be as simple as [re-running the playbook](docs/maintenance-upgrading-services.md).