diff --git a/requirements.txt b/requirements.txt
index f1eaa57..59fb346 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 wheel==0.34.2
 Django==2.2.10
-lxml==4.4.1
+lxml==4.9.1
 Pillow==6.2.1
 django-extra-views==0.12.0
 django-formset-js==0.5.0