diff --git a/graphForAndrew/requirements.txt b/graphForAndrew/requirements.txt
index fcb61e2..7312fa0 100644
--- a/graphForAndrew/requirements.txt
+++ b/graphForAndrew/requirements.txt
@@ -23,7 +23,7 @@ matplotlib==3.2.1
 mistune==0.8.4
 nbconvert==5.6.1
 nbformat==5.0.4
-notebook==6.0.3
+notebook==6.4.1
 numpy==1.18.2
 pandas==1.0.3
 pandocfilters==1.4.2