diff --git a/requirements.txt b/requirements.txt
index 24f9748..7de9258 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -39,7 +39,7 @@ mccabe==0.6.1
 mistune==0.8.4
 nbconvert==5.6.1
 nbformat==5.0.7
-notebook==6.0.3
+notebook==6.4.10
 openapi-spec-validator==0.2.8
 packaging==20.4
 pandocfilters==1.4.2