diff --git a/DeepestScatter_Train/requirements.txt b/DeepestScatter_Train/requirements.txt
index 2f0b029..8a76eee 100644
--- a/DeepestScatter_Train/requirements.txt
+++ b/DeepestScatter_Train/requirements.txt
@@ -54,7 +54,7 @@ mock==3.0.3
 nbconvert==5.4.0
 nbformat==4.4.0
 networkx==2.2
-notebook==5.7.8
+notebook==6.4.12
 numpy==1.16.3
 onnx==1.3.0
 onnx-caffe2==1.0.0