diff --git a/dataset_viewer/app.py b/dataset_viewer/app.py
index eb3c9626..36c1d380 100644
--- a/dataset_viewer/app.py
+++ b/dataset_viewer/app.py
@@ -1,3 +1,4 @@
+# simple test changes
 from flask import Flask, render_template, request, jsonify, session
 import pandas as pd
 from datasets import Dataset