diff --git a/requirements.txt b/requirements.txt
index 313f310..abfc77b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -35,7 +35,7 @@ matplotlib==3.3.2
 mistune==0.8.4
 nbconvert==5.6.1
 nbformat==5.0.7
-notebook==6.1.3
+notebook==6.4.12
 numpy==1.19.1
 object-detection-0.1==0.1
 opencv-python==3.4.2.17