diff --git a/requirements.txt b/requirements.txt
index c4653dc..4babc4b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -98,7 +98,7 @@ nbformat==4.4.0
 networkx==2.2
 nltk==3.4
 nose==1.3.7
-notebook==5.7.8
+notebook==6.1.5
 numba==0.43.1
 numexpr==2.6.9
 numpy==1.16.2