diff --git a/requirements.txt b/requirements.txt
index d403a5a..7374026 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -29,7 +29,7 @@ mistune==0.8.3
 munch==2.2.0
 nbconvert==5.3.1
 nbformat==4.4.0
-notebook==5.4.1
+notebook==6.1.5
 numpy==1.14.2
 packaging==17.1
 pandas==0.22.0