Update modules/ROOT/pages/clustering/settings.adoc

Co-authored-by: Nick Giles <[email protected]>

Author: NataliaIvakina

modules/ROOT/pages/clustering/settings.adoc

@@ -54,7 +54,7 @@ Treats `dbms.cluster.endpoints` as a domain name to resolve via DNS.
 Expect DNS resolution to provide SRV records with hostnames or IP addresses and ports, of servers to contact for discovery.
 `K8S`::
 Accesses the Kubernetes list service API to derive addresses of servers to contact for discovery.
-Requires `dbms.kubernetes.label_selector` to be a Kubernetes label selector for Kubernetes services running a server each and `dbms.kubernetes.service_port_name` to be a service port name identifying the discovery port of cluster servers services.
+Requires `dbms.kubernetes.label_selector` to be a Kubernetes label selector for Kubernetes services running a server each and `dbms.kubernetes.discovery.service_port_name` to be a service port name identifying the discovery port of cluster servers services.
 The value of `dbms.cluster.endpoints` is ignored for this option.
 For more details, see xref:clustering/setup/discovery.adoc#clustering-discovery-k8s[Discovery in Kubernetes].