diff --git a/reinforcement-learning-projects/taxi/requirements.txt b/reinforcement-learning-projects/taxi/requirements.txt
index c435325..05f3a8b 100644
--- a/reinforcement-learning-projects/taxi/requirements.txt
+++ b/reinforcement-learning-projects/taxi/requirements.txt
@@ -8,7 +8,7 @@ entrypoints==0.3
 future==0.17.1
 gym==0.14.0
 ipykernel==5.1.2
-ipython==7.7.0
+ipython==7.16.3
 ipython-genutils==0.2.0
 ipywidgets==7.5.1
 jedi==0.15.1