diff --git a/requirements.in b/requirements.in
index 664524fd..d0551ac8 100644
--- a/requirements.in
+++ b/requirements.in
@@ -13,7 +13,7 @@ Django>=2.2.24
 djangorestframework>=3.10.3,<3.16
 importlib-metadata==8.4.0
 jsonschema==4.23.0
-lxml==5.2.2
+lxml==5.3.0
 marshmallow==3.21.3
 pydantic==2.9.2
 pyOpenSSL==24.2.1
diff --git a/requirements.txt b/requirements.txt
index ecc55476..c50f6b35 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -47,7 +47,7 @@ jsonschema==4.23.0
     # via -r requirements.in
 jsonschema-specifications==2023.12.1
     # via jsonschema
-lxml==5.2.2
+lxml==5.3.0
     # via
     #   -r requirements.in
     #   signxml