diff --git a/Twitter/requirements.txt b/Twitter/requirements.txt
index 9f52419..94a1eb6 100644
--- a/Twitter/requirements.txt
+++ b/Twitter/requirements.txt
@@ -33,7 +33,7 @@ jupyter-client==5.2.3
 jupyter-console==5.2.0
 jupyter-core==4.4.0
 kiwisolver==1.0.1
-lxml==4.2.2
+lxml==4.6.3
 Mako==1.0.7
 Markdown==2.6.11
 MarkupSafe==1.0