diff --git a/requirements.txt b/requirements.txt
index fa96ae1..4d07b72 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -46,7 +46,7 @@ iniconfig==1.0.1
 ipwhois==1.2.0
 itypes==1.2.0
 Jinja2==2.11.3
-lxml==4.6.3
+lxml==4.9.1
 MarkupSafe==1.1.1
 mixer==6.1.3
 more-itertools==8.5.0