diff --git a/requirements.txt b/requirements.txt
index eb5526e..fcc860b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,7 +13,7 @@ entrypoints==0.3
 hmmlearn==0.2.0
 idna==2.8
 ipykernel==5.1.0
-ipython==7.3.0
+ipython==7.16.3
 ipython-genutils==0.2.0
 ipywidgets==7.4.2
 jedi==0.13.3