diff --git a/requirements.txt b/requirements.txt
index fd16db6..3bb41a5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -110,7 +110,7 @@ nbformat==4.4.0
 networkx==2.2
 nltk==3.3
 nose==1.3.7
-notebook==5.7.2
+notebook==6.4.12
 numpy==1.15.4
 numpydoc==0.8.0
 olefile==0.46