diff --git a/opensearch_py_ml/ml_commons/model_train.py b/opensearch_py_ml/ml_commons/model_train.py
index 476e6f45e..e10d24ffe 100644
--- a/opensearch_py_ml/ml_commons/model_train.py
+++ b/opensearch_py_ml/ml_commons/model_train.py
@@ -18,7 +18,7 @@ class ModelTrain:
     Class for training models using ML Commons train API.
     """
 
-    API_ENDPOINT = "models/_train"
+    API_ENDPOINT = "_train"
 
     def __init__(self, os_client: OpenSearch):
         self._client = os_client
@@ -38,7 +38,7 @@ def _train(
 
         return self._client.transport.perform_request(
             method="POST",
-            url=f"{ML_BASE_URI}/_train/{algorithm_name}",
+            url=f"{ML_BASE_URI}/{API_ENDPOINT}/{algorithm_name}",
             body=input_json,
             params=params,
         )
diff --git a/tests/conftest.py b/tests/conftest.py
index 707dee6b4..93502fa0c 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -23,11 +23,9 @@
 #  under the License.
 
 import inspect
-import os
 
 import pandas as pd
 import pytest
-from opensearchpy import OpenSearch
 
 import opensearch_py_ml as oml
 
@@ -45,8 +43,6 @@
     assert_series_equal,
 )
 
-pytest_plugins = ["tests.fixtures.index_fixtures"]
-
 
 class SymmetricAPIChecker:
     def __init__(self, oml_obj, pd_obj):
@@ -166,19 +162,3 @@ def df():
 @pytest.fixture(scope="session")
 def testdata():
     return TestData()
-
-
-@pytest.fixture
-def opensearch_client():
-    opensearch_host = os.environ.get("OPENSEARCH_HOST", "https://localhost:9200")
-    opensearch_admin_user = os.environ.get("OPENSEARCH_ADMIN_USER", "admin")
-    opensearch_admin_password = os.environ.get("OPENSEARCH_ADMIN_PASSWORD", "admin")
-    client = OpenSearch(
-        hosts=[opensearch_host],
-        http_auth=(opensearch_admin_user, opensearch_admin_password),
-        verify_certs=False,
-    )
-    yield client
-
-    # tear down
-    client.transport.close()