diff --git a/requirements.txt b/requirements.txt
index c250a45..2b0ece4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -32,7 +32,7 @@ matplotlib==3.1.1
 mistune==0.8.4
 nbconvert==5.5.0
 nbformat==4.4.0
-notebook==5.7.8
+notebook==6.1.5
 numpy==1.16.4
 pandas==0.24.2
 pandocfilters==1.4.2