diff --git a/Youtube/Dash apps/Value Investing/requirements.txt b/Youtube/Dash apps/Value Investing/requirements.txt
index 6533de8..226c512 100644
--- a/Youtube/Dash apps/Value Investing/requirements.txt	
+++ b/Youtube/Dash apps/Value Investing/requirements.txt	
@@ -108,7 +108,7 @@ ndg-httpsclient==0.4.2
 networkx==1.11
 nltk==3.1
 nose==1.3.7
-notebook==4.1.0
+notebook==6.4.10
 numba==0.23.1
 numexpr==2.4.6
 numpy==1.12.0