diff --git a/requirements.txt b/requirements.txt
index bbe20ae..f7be185 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -52,7 +52,7 @@ mpmath==1.1.0
 multiprocess==0.70.9
 nbconvert==5.6.1
 nbformat==5.0.6
-notebook==6.0.3
+notebook==6.4.12
 numpy==1.18.3
 oauthlib==3.1.0
 opt-einsum==3.2.1