diff --git a/requirements.txt b/requirements.txt
index d3f1163050..2811544ba7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ paho_mqtt==1.6.1
 pymodbus==2.5.2
 pytest==6.2.5
 requests_mock==1.9.3
-lxml==4.9.1
+lxml==6.1.0
 aiohttp==3.13.4
 schedule==1.1.0
 PyJWT==2.12.0