diff --git a/requirements.txt b/requirements.txt
index 4c70116..64a8fa4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -65,7 +65,7 @@ nbconvert==5.6.0
 nbformat==4.4.0
 networkx==2.4
 nltk==3.4.5
-notebook==6.0.1
+notebook==6.4.1
 numba==0.46.0
 numexpr==2.7.0
 numpy==1.17.4