diff --git a/requirements.txt b/requirements.txt
index 95aa8c9..89f80af 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -41,7 +41,7 @@ mlxtend==0.15.0.0
 more-itertools==4.3.0
 nbconvert==5.3.1
 nbformat==4.4.0
-notebook==5.7.8
+notebook==6.4.12
 numpy==1.14.5
 opencv-python==4.0.0.21
 pandas==0.23.4