Update external reference to index pattern configuration

README.md

@@ -89,9 +89,9 @@ And then access Kibana UI by hitting [http://localhost:5601](http://localhost:56
 
 Refer to the [`sg_internal_users.yml`](elasticsearch/config/sg_internal_users.yml) configuration file for a list of built-in users.
 
-*NOTE*: You'll need to inject data into logstash before being able to create a logstash index in Kibana. Then all you should have to do is to hit the create button.
+*NOTE*: You'll need to inject data into logstash before being able to configure a logstash index pattern in Kibana. Then all you should have to do is to hit the create button.
 
-See: https://www.elastic.co/guide/en/kibana/current/setup.html#connect
+Refer to [Connect Kibana with Elasticsearch](https://www.elastic.co/guide/en/kibana/current/connect-to-elasticsearch.html) for detailed instructions about the index pattern configuration.
 
 By default, the stack exposes the following ports:
 * 5000: Logstash TCP input.