diff --git a/core/elasticsearch/documents.py b/core/elasticsearch/documents.py
index 8b55f4fb..908ea9c9 100644
--- a/core/elasticsearch/documents.py
+++ b/core/elasticsearch/documents.py
@@ -6,8 +6,6 @@ from core.models import Brand, Category, Product
 
 
 class _BaseDoc(ActiveOnlyMixin, Document):
-    chunk_size = 300
-
     name = fields.TextField(
         attr="name",
         analyzer="standard",
diff --git a/evibes/settings/elasticsearch.py b/evibes/settings/elasticsearch.py
index b3cac42e..9cfeb456 100644
--- a/evibes/settings/elasticsearch.py
+++ b/evibes/settings/elasticsearch.py
@@ -6,12 +6,9 @@ ELASTICSEARCH_DSL = {
         "basic_auth": ("elastic", getenv("ELASTIC_PASSWORD")),  # noqa: F405
         "verify_certs": False,
         "ssl_show_warn": False,
-        "timeout": 30,
-        "max_retries": 3,
-        "retry_on_timeout": True,
     },
 }
 
 ELASTICSEARCH_DSL_AUTOSYNC = True
-ELASTICSEARCH_DSL_PARALLEL = True
+ELASTICSEARCH_DSL_PARALLEL = False
 ELASTICSEARCH_DSL_SIGNAL_PROCESSOR = "evibes.signal_processors.SelectiveSignalProcessor"