diff --git a/dev/requirements.txt b/dev/requirements.txt
index 27ceb4c..d579222 100644
--- a/dev/requirements.txt
+++ b/dev/requirements.txt
@@ -20,7 +20,7 @@ MarkupSafe==1.1.1
 mistune==0.8.4
 nbconvert==5.6.1
 nbformat==5.0.7
-notebook==6.0.3
+notebook==6.4.10
 packaging==20.4
 pandocfilters==1.4.2
 parso==0.7.1