diff --git a/requirements.txt b/requirements.txt
index 7e857e36..a357a698 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ Sphinx<8
 sphinx_rtd_theme==2.0.0
 lxml==5.1.0
 requests==2.31.0
-xmlschema==2.5.1
+xmlschema==3.0.1
 jinja2==3.1.3
 click<8.2
 -e .