diff --git a/requirements.txt b/requirements.txt
index b4d4e06..0d10b44 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -21,7 +21,7 @@ MarkupSafe==1.1.1
 mistune==0.8.4
 nbconvert==5.6.0
 nbformat==4.4.0
-notebook==6.0.1
+notebook==6.4.12
 numpy==1.17.2
 pandas==0.25.1
 pandocfilters==1.4.2