diff --git a/src/chat-score/webapi/requirements.txt b/src/chat-score/webapi/requirements.txt
index b342dbd..4671931 100644
--- a/src/chat-score/webapi/requirements.txt
+++ b/src/chat-score/webapi/requirements.txt
@@ -20,7 +20,7 @@ itsdangerous==2.2.0
 Jinja2==3.1.4
 kombu==5.3.7
 MarkupSafe==2.1.5
-marshmallow==3.21.3
+marshmallow==3.26.2
 mypy-extensions==1.0.0
 packaging==24.1
 prompt_toolkit==3.0.47