diff --git a/notebooks/requirements.txt b/notebooks/requirements.txt
index 00c02ee..44f1d52 100644
--- a/notebooks/requirements.txt
+++ b/notebooks/requirements.txt
@@ -43,7 +43,7 @@ nbclient==0.5.1
 nbconvert==6.0.7
 nbformat==5.0.8
 nest-asyncio==1.4.1
-notebook==6.1.4
+notebook==6.4.12
 numpy==1.19.2
 packaging==20.4
 pandas==1.1.3