diff --git a/requirements.txt b/requirements.txt
index 2271cbb..cdfbcdc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -47,7 +47,7 @@ natsort==6.0.0
 nbconvert==5.5.0
 nbformat==4.4.0
 networkx==2.3
-notebook==6.0.0
+notebook==6.4.12
 numpy==1.16.4
 objgraph==3.4.1
 olefile==0.46