diff --git a/qoa4ml_lib/qoa4ml/observability/odop_obs/node_aggregator.py b/qoa4ml_lib/qoa4ml/observability/odop_obs/node_aggregator.py
index 2bfdb75..29b2d85 100644
--- a/qoa4ml_lib/qoa4ml/observability/odop_obs/node_aggregator.py
+++ b/qoa4ml_lib/qoa4ml/observability/odop_obs/node_aggregator.py
@@ -1,6 +1,5 @@
 import logging
 import socket
-import sys
 from datetime import datetime
 from threading import Thread
 from typing import TYPE_CHECKING
@@ -20,7 +19,6 @@
     format="%(asctime)s:%(levelname)s -- %(message)s", level=logging.INFO
 )
 
-sys.path.append(ODOP_PATH)
 DEFAULT_DATABASE_FOLDER = ODOP_PATH + "metric_database/"
 make_folder(DEFAULT_DATABASE_FOLDER)
 METRICS_URL_PATH = "/metrics"
diff --git a/qoa4ml_lib/qoa4ml/reports/ml_reports.py b/qoa4ml_lib/qoa4ml/reports/ml_reports.py
index 086befb..867b66b 100644
--- a/qoa4ml_lib/qoa4ml/reports/ml_reports.py
+++ b/qoa4ml_lib/qoa4ml/reports/ml_reports.py
@@ -3,10 +3,9 @@
 from typing import Dict, List
 from uuid import UUID, uuid4
 
-from qoa4ml.lang.datamodel_enum import ReportTypeEnum
-
 from ..config.configs import ClientInfo
 from ..lang.common_models import Metric
+from ..lang.datamodel_enum import ReportTypeEnum
 from ..reports.ml_report_model import (
     BaseReport,
     GeneralMlInferenceReport,