diff --git a/requirements.txt b/requirements.txt
index 288717a..31f1f1b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ docutils~=0.21.2
 idna~=3.10
 imagesize~=1.4.1
 Jinja2~=3.1.6
-lxml~=5.4.0
+lxml~=6.0.0
 m2r2~=0.3.4
 MarkupSafe~=3.0.2
 mistune~=0.8.4