diff --git a/requirements_common.txt b/requirements_common.txt
index 072790761dd..94d39bb4b92 100644
--- a/requirements_common.txt
+++ b/requirements_common.txt
@@ -6,7 +6,7 @@ Genshi==0.7.1
 gunicorn==19.9.0
 iptools==0.6.1; python_version < '3.0'
 internetarchive==1.8.1
-lxml==4.2.5
+lxml==4.6.2
 pyflakes==2.0.0
 pymarc==3.1.11
 python-memcached==1.59