diff --git a/evibes/settings/elasticsearch.py b/evibes/settings/elasticsearch.py
index 9cfeb456..c21bbf98 100644
--- a/evibes/settings/elasticsearch.py
+++ b/evibes/settings/elasticsearch.py
@@ -2,13 +2,19 @@ from evibes.settings.base import *  # noqa: F403
 
 ELASTICSEARCH_DSL = {
     "default": {
-        "hosts": ["http://elasticsearch:9200"],
-        "basic_auth": ("elastic", getenv("ELASTIC_PASSWORD")),  # noqa: F405
+        "hosts": ["https://es1.example.com:9200", "https://es2.example.com:9200"],
+        "http_auth": ("elastic", getenv("ELASTIC_PASSWORD")),  # noqa: F405
         "verify_certs": False,
+        "timeout": 30,
         "ssl_show_warn": False,
+        "max_retries": 3,
+        "retry_on_timeout": True,
+        "sniff_on_start": True,
+        "sniff_on_connection_fail": True,
+        "sniffer_timeout": 60,
     },
 }
 
-ELASTICSEARCH_DSL_AUTOSYNC = True
-ELASTICSEARCH_DSL_PARALLEL = False
-ELASTICSEARCH_DSL_SIGNAL_PROCESSOR = "evibes.signal_processors.SelectiveSignalProcessor"
+ELASTICSEARCH_DSL_AUTOSYNC = DEBUG  # noqa: F405
+ELASTICSEARCH_DSL_PARALLEL = True
+ELASTICSEARCH_DSL_SIGNAL_PROCESSOR = "django_elasticsearch_dsl.signals.CelerySignalProcessor"