diff --git a/pandasTutorial/requirements.txt b/pandasTutorial/requirements.txt
index 2ba83e2..048f133 100644
--- a/pandasTutorial/requirements.txt
+++ b/pandasTutorial/requirements.txt
@@ -23,7 +23,7 @@ MarkupSafe==1.1.1
 mistune==0.8.4
 nbconvert==5.6.1
 nbformat==5.0.6
-notebook==6.0.3
+notebook==6.4.1
 numpy==1.18.4
 packaging==20.3
 pandas==1.0.3