diff --git a/requirements.in b/requirements.in
index 2533652b..02a3a75d 100644
--- a/requirements.in
+++ b/requirements.in
@@ -12,7 +12,7 @@ djangorestframework>=3.10.3,<3.15
 importlib-metadata==6.1.0
 jsonschema==4.21.1
 lxml==4.9.4
-marshmallow==3.20.1
+marshmallow==3.20.2
 pydantic==2.6.1
 pyOpenSSL==24.0.0
 pytz==2024.1
diff --git a/requirements.txt b/requirements.txt
index c1760c94..30d7da70 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -43,7 +43,7 @@ lxml==4.9.4
     # via
     #   -r requirements.in
     #   signxml
-marshmallow==3.20.1
+marshmallow==3.20.2
     # via -r requirements.in
 packaging==23.1
     # via marshmallow