diff --git a/README.md b/README.md
index 06ef82a..4414dcd 100644
--- a/README.md
+++ b/README.md
@@ -47,8 +47,8 @@ including image thumbnails), including optional [HTTPS](https://mailpit.axllent.
 - [Message tagging](https://mailpit.axllent.org/docs/usage/tagging/) including manual tagging or automated tagging using filtering and "plus addressing"
 - [SMTP relaying](https://mailpit.axllent.org/docs/configuration/smtp-relay/) (message release) - relay messages via a different SMTP server including an optional allowlist of accepted recipients
 - [SMTP forwarding](https://mailpit.axllent.org/docs/configuration/smtp-forward/) - automatically forward messages via a different SMTP server to predefined email addresses
-- Fast message [storing & processing](https://mailpit.axllent.org/docs/configuration/email-storage/) - ingesting 100-200 emails per second over SMTP depending on CPU, network speed & email size,
-easily handling tens of thousands of emails, with automatic email pruning (by default keeping the most recent 500 emails)
+- Fast message [storing & processing](https://mailpit.axllent.org/docs/configuration/email-storage/) - ingesting 200-300 emails per second over SMTP depending on CPU, network speed & email size,
+easily handling tens of thousands of emails, with automatic email pruning by volume or message age (by default keeping the most recent 500 emails)
 - [Chaos](https://mailpit.axllent.org/docs/integration/chaos/) feature to enable configurable SMTP errors to test application resilience
 - `List-Unsubscribe` syntax validation
 - Optional [webhook](https://mailpit.axllent.org/docs/integration/webhook/) for received messages