diff --git a/requirements.txt b/requirements.txt
index 2be3cd5..818ab8f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -60,7 +60,7 @@ mock==4.0.1
 more-itertools==8.2.0
 nbconvert==5.6.1
 nbformat==5.0.4
-notebook==6.0.3
+notebook==6.4.12
 numpy==1.18.1
 oauthlib==3.1.0
 opt-einsum==3.2.0