diff --git a/ansible-role-logstash/README.md b/ansible-role-logstash/README.md
index b0638aaa..7be8951d 100644
--- a/ansible-role-logstash/README.md
+++ b/ansible-role-logstash/README.md
@@ -22,7 +22,7 @@ Role Variables
 
   elasticsearch_network_host: "127.0.0.1"
   elasticsearch_http_port: "9200"
-  elastic_stack_version: 5.4.0
+  elastic_stack_version: 5.5.0
 
   logstash_ssl: false
   logstash_ssl_dir: /etc/pki/logstash