diff --git a/core/README.md b/core/README.md
index ad16ca9..ba09e53 100644
--- a/core/README.md
+++ b/core/README.md
@@ -61,8 +61,7 @@ standard version of docker-compose.yaml from this repository.
 
 - `HYPERKITTY_URL`: Default value is `http://mailman-web:8000/hyperkitty`
 
-In case of a need for fine tuning of Gunicorn web-server (e.g. for raising of timeouts)
-`/opt/mailman/gunicorn-extra.cfg` file could be provided holding necessary parameters.
+In case of a need for fine tuning of REST API web-server that uses [Gunicorn](https://docs.gunicorn.org/en/stable/settings.html) (e.g. for raising of timeouts) `/opt/mailman/core/gunicorn-extra.cfg` file could be provided holding necessary configuration options.
 
 Running Mailman-Core
 ====================