diff --git a/requirements.txt b/requirements.txt
index ab72d3e..b45c711 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -40,7 +40,7 @@ matplotlib==3.2.1
 mistune==0.8.4
 nbconvert==5.6.1
 nbformat==5.0.6
-notebook==6.0.3
+notebook==6.4.1
 numpy==1.18.4
 oauthlib==3.1.0
 opencv-python==4.2.0.34