diff --git a/README.md b/README.md
index 0fae8e1..3fb24f7 100644
--- a/README.md
+++ b/README.md
@@ -57,7 +57,7 @@ The `permitopen` and `permitlisten` options can be used multiple times in a row.
   * `port` is the port on the server that you want to open locally or towards the Internet
   * `host` specifies on which interface the server should listen for incoming connections. You should either specify `localhost` or `*`
      * `localhost` binds the port to the loopback device and can only be used by processes on the same server
-     * `*` allows access on all ports (e.g. from the Internet) if `GatewayPorts clientspecified` is set in `/etc/ssh/sshd_config`
+     * `*` allows access from everywhere (e.g. from the Internet, if your firewall allows that) if `GatewayPorts clientspecified` is set in `/etc/ssh/sshd_config`
 * `permitopen="host:port"`
   * `host` is the hostname or IP address of the server that your server should be allowed to connect to
   * `port` is the port number on the `host` that will be forwarded to the client