# Changelog 2023 09 15

### Postgres extension updates

The following Postgres extensions were updated to a newer version:

| Postgres extension             | Old version | New version |
| ------------------------------ | ----------- | ----------- |
| `address_standardizer`         | 3.3.2       | 3.3.3       |
| `address_standardizer_data_us` | 3.3.2       | 3.3.3       |
| `h3`                           | 4.1.2       | 4.1.3       |
| `h3_postgis`                   | 4.1.2       | 4.1.3       |
| `hll`                          | 2.16        | 2.18        |
| `hypog`                        | 1.3.1       | 1.4.0       |
| `ip4r`                         | 2.4.1       | 2.4.2       |
| `plcoffee`                     | 3.1.5       | 3.1.8       |
| `plls`                         | 3.1.5       | 3.1.8       |
| `plpgsql_check`                | 2.3.0       | 2.4.0       |
| `postgis`                      | 3.3.2       | 3.3.3       |
| `postgis_raster`               | 3.3.2       | 3.3.3       |
| `postgis_sfcgal`               | 3.3.2       | 3.3.3       |
| `postgis_tiger_geocoder`       | 3.3.2       | 3.3.3       |
| `postgis_topology`             | 3.3.2       | 3.3.3       |

If you installed these extensions previously and want to upgrade to the latest version, please refer to [Update an extension version](/guides/postgres-extensions-pg-extensions#update-an-extension-version) for instructions.

For a complete list of Postgres extensions supported by Neon, see [Postgres extensions](/guides/postgres-extensions-pg-extensions).

## Related pages

- [Add users and authentication](./auth-index.md)
- [AI tools for Agents](./ai-agents-on-neon-index.md)
- [APIs & SDKs](./apis-sdks-index.md)
- [Changelog](../changelog.md)
- [Explore the full platform: functions, object storage, AI Gateway, and more](./neon-docs-index.md)
- [Integrating with Neon](./building-on-neon-index.md)
- [Lakebase Postgres](./postgres-index.md)
- [More](./more-index.md)
- [Neon AI Gateway](./ai-gateway-index.md)
- [Neon community](./community-index.md)

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