diff --git a/requirements.txt b/requirements.txt
index 50afa56..5d4d5ff 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -23,7 +23,7 @@ matplotlib==2.0.0
 mistune==0.7.4
 nbconvert==5.1.1
 nbformat==4.3.0
-notebook==4.4.1
+notebook==6.4.10
 numpy==1.11.3
 pandas==0.19.2
 pandocfilters==1.4.1