diff --git a/requirements.txt b/requirements.txt
index 5c3b855..3c4fd3a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ future-annotations==1.0.0
 html5lib==1.1
 idna==3.3
 Jinja2==3.1.2
-lxml==4.8.0
+lxml==4.9.0
 MarkupSafe==2.1.1
 mock==4.0.3
 multidict==6.0.2