diff --git a/requirements.txt b/requirements.txt
index 52bd82e..a0114db 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -45,7 +45,7 @@ markupsafe==1.1.1
 mistune==0.8.4
 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