diff --git a/requirements.txt b/requirements.txt
index 3313b82..d2dc64e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -22,6 +22,7 @@ importlib_metadata==8.5.0
 itsdangerous==2.2.0
 Jinja2==3.1.4
 lxml==5.3.0
+lxml_html_clean==0.2.2
 MarkupSafe==2.1.5
 nest-asyncio==1.6.0
 numpy==2.1.1