diff --git a/requirements.txt b/requirements.txt
index dc2c84c..6ad9b63 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -70,7 +70,7 @@ nbformat==4.4.0
 netifaces==0.10.4
 networkx==2.4
 nose==1.3.7
-notebook==6.1.5
+notebook==6.4.1
 numpy==1.17.2
 oauthlib==2.1.0
 olefile==0.46