diff --git a/dash-heroku-master/requirements.txt b/dash-heroku-master/requirements.txt
index a61c9df..85d7d1a 100644
--- a/dash-heroku-master/requirements.txt
+++ b/dash-heroku-master/requirements.txt
@@ -67,7 +67,7 @@ idna==2.8
 imageio==2.5.0
 importlib-metadata==1.4.0
 ipykernel==5.1.2
-ipython==7.7.0
+ipython==7.16.3
 ipython-genutils==0.2.0
 ipywidgets==7.5.0
 isort==4.3.21