diff --git a/elasticsearch/values.yaml b/elasticsearch/values.yaml
index 218fefd..34fde50 100644
--- a/elasticsearch/values.yaml
+++ b/elasticsearch/values.yaml
@@ -57,7 +57,7 @@ extraEnvs:
   - name: CA_CERT
     value: "/usr/share/elasticsearch/config/http-certs/ca.crt"
   - name: ES_URL
-    value: "https://elasticsearch-master:9200"
+    value: "http://elasticsearch-master:9200"
   - name: TEMPLATE_PATH_1
     value: "/usr/share/elasticsearch/templates/chat_v1_idx.json"
   - name: TEMPLATE_PATH_2