diff --git a/requirements.txt b/requirements.txt
index c7ff3ac..22e66a7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -35,7 +35,7 @@ matplotlib==3.2.1
 mistune==0.8.4
 nbconvert==5.6.1
 nbformat==5.0.7
-notebook==6.1.5
+notebook==6.4.12
 numpy==1.18.4
 packaging==20.4
 pandas==1.0.3