diff --git a/requirements.txt b/requirements.txt
index da9ce15..7391659 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,7 +18,7 @@ MarkupSafe==0.23
 mistune==0.8.1
 nbconvert==4.2.0
 nbformat==4.0.1
-notebook==5.7.8
+notebook==6.4.12
 numpy==1.11.0
 pandas==0.18.1
 pexpect==4.1.0