diff --git a/Machine Learning/Analytics Jupyter Notebooks/ml-analytics-classification-requirements.txt b/Machine Learning/Analytics Jupyter Notebooks/ml-analytics-classification-requirements.txt
index e19a32f5..5a3e4a09 100644
--- a/Machine Learning/Analytics Jupyter Notebooks/ml-analytics-classification-requirements.txt	
+++ b/Machine Learning/Analytics Jupyter Notebooks/ml-analytics-classification-requirements.txt	
@@ -26,7 +26,7 @@ mistune==0.8.4
 more-itertools==8.0.0
 nbconvert==5.6.1
 nbformat==4.4.0
-notebook==6.0.2
+notebook==6.4.1
 pandocfilters==1.4.2
 parso==0.5.1
 pexpect==4.7.0