diff --git a/requirements.txt b/requirements.txt
index 20bdb04..14de269 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -22,7 +22,7 @@ mistune==0.8.4
 more-itertools==7.2.0
 nbconvert==5.6.1
 nbformat==4.4.0
-notebook==6.0.1
+notebook==6.4.10
 pandocfilters==1.4.2
 parso==0.5.1
 pickleshare==0.7.5