diff --git a/requirements.txt b/requirements.txt
index 69c5814..ba2875b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -57,7 +57,7 @@ nbconvert==6.0.7
 nbformat==5.0.8
 nest-asyncio==1.4.3
 networkx==2.5
-notebook==6.1.6
+notebook==6.4.1
 numpy==1.19.2
 oauthlib==3.1.0
 opencv-python==4.4.0.46