diff --git a/nexusdash/requirements.txt b/nexusdash/requirements.txt
index b56cf5ab..0edc11de 100644
--- a/nexusdash/requirements.txt
+++ b/nexusdash/requirements.txt
@@ -2,7 +2,7 @@ Django==1.6.5
 django-bootstrap3==4.8.2
 django-debug-toolbar==1.2.1
 python-nvd3==0.12.2
-lxml==3.3.5
+lxml==4.9.1
 xmltodict==0.9.0
 South==1.0
 django-celery==3.1.10