diff --git a/requirements.txt b/requirements.txt
index 274d1dd61..d0c02e913 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -45,7 +45,7 @@ pyyaml==6.0
 natsort==8.1.0
 mdx_linkify==2.1
 ftfy==6.0.3
-lxml==4.8.0
+lxml==4.9.1
 Flask==2.0.3
 Flask-DebugToolbar==0.11.0
 Flask-Login==0.5.0