diff --git a/requirements.txt b/requirements.txt
index d64bc70..8b07bae 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -197,7 +197,7 @@ nbformat==5.0.7
 networkx==2.4
 nibabel==3.0.2
 nltk==3.2.5
-notebook==5.2.2
+notebook==6.4.1
 np-utils==0.5.12.1
 numba==0.48.0
 numexpr==2.7.1