diff --git a/Youtube/Dash apps/Value Investing/requirements.txt b/Youtube/Dash apps/Value Investing/requirements.txt
index 6533de8..938199c 100644
--- a/Youtube/Dash apps/Value Investing/requirements.txt	
+++ b/Youtube/Dash apps/Value Investing/requirements.txt	
@@ -93,7 +93,7 @@ jupyter-core==4.0.6
 kitchen==1.2.4
 lazy-object-proxy==1.2.2
 llvmlite==0.8.0
-lxml==3.5.0
+lxml==4.6.3
 MarkupSafe==0.23
 matplotlib==1.5.1
 mccabe==0.5.2