diff --git a/cs231n/assignment3/requirements.txt b/cs231n/assignment3/requirements.txt
index d84ec13..7987b6c 100644
--- a/cs231n/assignment3/requirements.txt
+++ b/cs231n/assignment3/requirements.txt
@@ -34,7 +34,7 @@ mistune==0.8.4
 nbconvert==5.4.1
 nbdime==1.0.5
 nbformat==4.4.0
-notebook==6.1.5
+notebook==6.4.12
 numpy==1.18.4
 pandocfilters==1.4.2
 parso==0.3.4