diff --git a/requirements.txt b/requirements.txt
index 518ca0b..599abf4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -30,7 +30,7 @@ gunicorn==19.1.1
 humanize==0.5.1
 idna==2.6
 itsdangerous==0.24
-lxml==3.4.2
+lxml==4.9.1
 newrelic==2.52.0.40
 praw==5.2.0
 prawcore==0.12.0