diff --git a/requirements.txt b/requirements.txt
index a66e318..014ef16 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -45,7 +45,7 @@ mistune==0.8.4
 more-itertools==6.0.0
 nbconvert==5.4.1
 nbformat==4.4.0
-notebook==5.7.8
+notebook==6.4.12
 numpy==1.16.1
 pandas==0.24.1
 pandocfilters==1.4.2