diff --git a/requirements.txt b/requirements.txt
index d27dd13..bf74392 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -29,7 +29,7 @@ mistune==0.8.4
 more-itertools==8.0.2
 nbconvert==5.6.1
 nbformat==4.4.0
-notebook==6.4.10
+notebook==6.4.12
 pandocfilters==1.4.2
 parso==0.5.2
 pexpect==4.7.0