diff --git a/requirements.txt b/requirements.txt
index 096a261..6ace6bb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 cssselect==0.9.1
 html2text==2014.12.29
 html5lib==0.999
-lxml==3.4.1
+lxml==4.6.5
 requests==2.20.0
 six==1.9.0
 wsgiref==0.1.2