diff --git a/doc/requirements.txt b/doc/requirements.txt
index b9927a2..bef75d0 100644
--- a/doc/requirements.txt
+++ b/doc/requirements.txt
@@ -3,7 +3,7 @@ MarkupSafe==0.23
 backports.ssl-match-hostname==3.4.0.2
 certifi==14.05.14
 gnureadline==6.3.3
-ipython==2.3.1
+ipython==7.16.3
 mock==1.0.1
 pyzmq==14.4.1
 tornado==4.0.2