diff --git a/requirements.txt b/requirements.txt
index d0f4c39..fe8b330 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -42,7 +42,7 @@ nbclient==0.5.1
 nbconvert==6.0.7
 nbformat==5.0.8
 nest-asyncio==1.4.3
-notebook==6.1.6
+notebook==6.4.1
 numpy==1.19.4
 oauthlib==3.1.0
 opencv-python==4.5.1.48