diff --git a/requirements.txt b/requirements.txt
index 443a590..dc911bd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,7 +24,7 @@ matplotlib==3.1.1
 mistune==0.8.4
 nbconvert==5.6.0
 nbformat==4.4.0
-notebook==6.0.1
+notebook==6.4.1
 numpy==1.17.2
 opencv-python==4.1.1.26
 pandas==0.25.1