diff --git a/python/Plotly/app.py b/python/Plotly/app.py
index 80114b40..f36e0f38 100644
--- a/python/Plotly/app.py
+++ b/python/Plotly/app.py
@@ -242,4 +242,4 @@ def update_output(zip_plot, column_map_show):
 
 
 if __name__ == "__main__":
-    app.run_server(debug=True)
+    app.run(debug=True)