diff --git a/requirements.txt b/requirements.txt
index 6e69225..dea9c22 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@
 # Nice for development.
 django-extensions==1.7.4
 ipdb==0.10.1
-ipython==5.1.0
+ipython==7.16.3
 Werkzeug==0.15.5
 
 # Style checking.