diff --git a/requirements.txt b/requirements.txt
index 8cbbadc..81dfadb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -39,7 +39,7 @@ MarkupSafe==1.0
 mistune==0.7.4
 nbconvert==5.3.1
 nbformat==4.4.0
-notebook==5.7.8
+notebook==6.4.12
 numpy==1.13.3
 oauthlib==2.0.6
 opencv-python==3.3.0.10