diff --git a/requirements.txt b/requirements.txt
index a9c09c3..b6324f5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,6 +5,6 @@ numpy==1.15.2
 pandas==0.20.3
 scipy==0.19.1
 seaborn==0.8.1
-notebook==5.7.2
+notebook==6.1.5
 jupyterhub==0.9.4
 jupyterlab==0.35.4