diff --git a/requirements.txt b/requirements.txt
index 4c8fd88..9aadb54 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,7 +19,7 @@ graphviz==0.12
 htmlmin==0.1.12
 importlib-metadata==0.18
 ipykernel==5.1.2
-ipython==7.8.0
+ipython==7.16.3
 ipython-genutils==0.2.0
 ipywidgets==7.5.1
 isodate==0.6.0