diff --git a/assignment3/requirements.txt b/assignment3/requirements.txt
index 1455705..c5d0e0c 100644
--- a/assignment3/requirements.txt
+++ b/assignment3/requirements.txt
@@ -34,7 +34,7 @@ mistune==0.8.4
 nbconvert==5.4.1
 nbdime==1.0.5
 nbformat==4.4.0
-notebook==5.7.8
+notebook==6.4.10
 numpy==1.18.4
 pandocfilters==1.4.2
 parso==0.3.4