diff --git a/requirements-dev.txt b/requirements-dev.txt
index 5e23c1f..509b721 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -2,4 +2,4 @@ pytest==6.2.5
 black==24.3.0
 beautifulsoup4==4.10.0
 checkqc==4.1.1rc1
-lxml==4.9.2
+lxml==6.1.0