diff --git a/README.md b/README.md
index 76b0e0133..c49a76a60 100644
--- a/README.md
+++ b/README.md
@@ -98,6 +98,8 @@ NOTE: If you're running non-release code, please make sure you always run the la
 
 - If you install OSPOS in Docker behind a proxy that performs `ssloffloading`, you can enable the URL generated to be HTTPS instead of HTTP, by activating the environment variable `FORCE_HTTPS = 1`.
 
+- If you install OSPOS behind a proxy and OSPOS constantly drops your session, consider whitelisting the proxy IP address by setting `$config['proxy_ips'] = '<proxy ip>';` in the [main php config file](https://github.com/opensourcepos/opensourcepos/blob/master/application/config/config.php). In extreme instances, changing `$config['sess_match_ip'] = TRUE;` to `FALSE` may also help.
+
 - If you have suhosin installed and face an issue with CSRF, please make sure you read [issue #1492](https://github.com/opensourcepos/opensourcepos/issues/1492).
 
 - PHP 8.0 is not currently supported, see [issue #3051](https://github.com/opensourcepos/opensourcepos/issues/3051).