diff --git a/ansible/roles/kibana/tasks/post_config.yml b/ansible/roles/kibana/tasks/post_config.yml
index 75536f319c..bba785ee45 100644
--- a/ansible/roles/kibana/tasks/post_config.yml
+++ b/ansible/roles/kibana/tasks/post_config.yml
@@ -42,7 +42,8 @@
 
 - name: Get kibana default indexes
   uri:
-    HEADER_Content-Type: application/json
+    headers:
+      Content-Type: application/json
     url: "{{ internal_protocol }}://{{ kolla_internal_vip_address }}:{{ elasticsearch_port }}/.kibana"
     method: GET
   register: kibana_default_indexes