diff --git a/roles/centos7/dashboards/tasks/etchosts.yml b/roles/centos7/dashboards/tasks/etchosts.yml
index b9b42b2..e7b614f 100644
--- a/roles/centos7/dashboards/tasks/etchosts.yml
+++ b/roles/centos7/dashboards/tasks/etchosts.yml
@@ -3,7 +3,7 @@
   blockinfile:
     dest: /etc/hosts
     block: |-
-      {% for item in groups['os-cluster'] %}
+      {% for item in groups['dashboards'] %}
       {{ hostvars[item]['ip'] }} {{ item }}.{{ domain_name }} {{ item }}
       {% endfor %}
     state: present
diff --git a/roles/centos7/opensearch/tasks/main.yml b/roles/centos7/opensearch/tasks/main.yml
index db155dd..1b9c8b7 100644
--- a/roles/centos7/opensearch/tasks/main.yml
+++ b/roles/centos7/opensearch/tasks/main.yml
@@ -40,3 +40,4 @@
 - name: Show the opensearch status
   debug:
     msg: "{{ os_status.stdout }}"
+  failed_when: "'number_of_nodes' not in os_status.stdout"