diff --git a/requirements.txt b/requirements.txt
index 9b623695..e4c60bfa 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ flake8==6.1.0
 requests-mock==1.11.0
 Sphinx<8
 sphinx_rtd_theme==2.0.0
-lxml==4.9.3
+lxml==4.9.4
 requests==2.31.0
 xmlschema==2.5.1
 jinja2==3.1.2
diff --git a/setup.py b/setup.py
index ac020d53..59864a10 100644
--- a/setup.py
+++ b/setup.py
@@ -10,7 +10,7 @@
     changelog = f.read()
 
 requires = [
-    'lxml>=4.9.3',
+    'lxml>=4.9.4',
     'defusedxml',
     'requests',
     'xmlschema'