diff --git a/service_zone/backend/flask/neocampus/routers/mongo_data.py b/service_zone/backend/flask/neocampus/routers/mongo_data.py
index 9908cdff..bd3d48c0 100644
--- a/service_zone/backend/flask/neocampus/routers/mongo_data.py
+++ b/service_zone/backend/flask/neocampus/routers/mongo_data.py
@@ -8,7 +8,6 @@
 import pandas as pd
 from ..utils.size_conversion import convert_unit, SIZE_UNIT
 from pymongo import MongoClient
-import datetime
 
 mongo_data_bp = Blueprint('mongo_data_bp', __name__)