diff --git a/DOCS.md b/DOCS.md
index 17c9ea72..964bc73d 100644
--- a/DOCS.md
+++ b/DOCS.md
@@ -139,8 +139,9 @@ argument) or via environment variables. Here is an overview of all options.
| `db.max_conn` /
`WAKAPI_DB_MAX_CONNECTIONS` | `2` | Maximum number of database connections |
| `db.ssl` /
`WAKAPI_DB_SSL` | `false` | Whether to use TLS encryption for database connection (Postgres and CockroachDB only) |
| `db.automgirate_fail_silently` /
`WAKAPI_DB_AUTOMIGRATE_FAIL_SILENTLY` | `false` | Whether to ignore schema auto-migration failures when starting up |
-| `mail.enabled` /
`WAKAPI_MAIL_ENABLED` | `true` | Whether to allow Hackatime to send e-mail (e.g. for password resets) |
-| `mail.sender` /
`WAKAPI_MAIL_SENDER` | `Hackatime ` | Default sender address for outgoing mails |
+| `mail.enabled` /
`WAKAPI_MAIL_ENABLED` | `true` | Whether to allow Hackatime to send e-mail (e.g. for password resets) |
+| `mail.welcome_enabled` /
`WAKAPI_WELCOME_ENABLED` | `true` | Whether Hackatime should send an e-mail on user signup |
+| `mail.sender` /
`WAKAPI_MAIL_SENDER` | `Hackatime ` | Default sender address for outgoing mails |
| `mail.provider` /
`WAKAPI_MAIL_PROVIDER` | `smtp` | Implementation to use for sending mails (one of [`smtp`]) |
| `mail.smtp.host` /
`WAKAPI_MAIL_SMTP_HOST` | - | SMTP server address for sending mail (if using `smtp` mail provider) |
| `mail.smtp.port` /
`WAKAPI_MAIL_SMTP_PORT` | - | SMTP server port (usually 465) |