diff --git a/README.md b/README.md
index c326ae0..236c225 100644
--- a/README.md
+++ b/README.md
@@ -145,7 +145,7 @@ You can specify configuration options either via a config file (default: `config
| `app.inactive_days` /
`WAKAPI_INACTIVE_DAYS` | `7` | Number of days after which to consider a user inactive (only for metrics) |
| `app.heartbeat_max_age /`
`WAKAPI_HEARTBEAT_MAX_AGE` | `4320h` | Maximum acceptable age of a heartbeat (see [`ParseDuration`](https://pkg.go.dev/time#ParseDuration)) |
| `app.custom_languages` | - | Map from file endings to language names |
-| `app.avatar_url_template` | (see [`config.default.yml`](config.default.yml)) | URL template for external user avatar images (e.g. from [Dicebear](https://dicebear.com) or [Gravatar](https://gravatar.com)) |
+| `app.avatar_url_template` /
`WAKAPI_AVATAR_URL_TEMPLATE` | (see [`config.default.yml`](config.default.yml)) | URL template for external user avatar images (e.g. from [Dicebear](https://dicebear.com) or [Gravatar](https://gravatar.com)) |
| `server.port` /
`WAKAPI_PORT` | `3000` | Port to listen on |
| `server.listen_ipv4` /
`WAKAPI_LISTEN_IPV4` | `127.0.0.1` | IPv4 network address to listen on (leave blank to disable IPv4) |
| `server.listen_ipv6` /
`WAKAPI_LISTEN_IPV6` | `::1` | IPv6 network address to listen on (leave blank to disable IPv6) |