diff --git a/src/ntp_routes.py b/src/ntp_routes.py
index 3dcb282..b4310a7 100644
--- a/src/ntp_routes.py
+++ b/src/ntp_routes.py
@@ -1,4 +1,4 @@
-from flask import Flask, session, g, render_template_string
+from flask import Flask, session, g, render_template_string, Response
 from loguru import logger
 import json
 import plotly.express as px