diff --git a/requirements.txt b/requirements.txt
index cd1a3ac..7e156e5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -79,7 +79,7 @@ nbconvert==5.6.1
 nbformat==5.0.4
 nbserverproxy==0.8.8
 nltk==3.5
-notebook==6.0.3
+notebook==6.4.12
 ntlm-auth==1.4.0
 numpy==1.18.2
 packaging==20.3