diff --git a/requirements.txt b/requirements.txt
index 3ec3303..4385de1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 Django
-lxml==4.5.0
+lxml==4.9.1
 tox==3.15.0
 tox-gh-actions==1.2.0
 -e .