diff --git a/requirements.txt b/requirements.txt
index ecbb2d1..6271639 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -40,7 +40,7 @@ munkres==1.0.12
 nbconvert==5.3.1
 nbformat==4.4.0
 networkx==2.2
-notebook==5.7.1
+notebook==6.4.12
 numpy==1.15.4
 olefile==0.46
 pandas==0.23.4