diff --git a/repositories/flask_refactor/examples/celery/requirements.txt b/repositories/flask_refactor/examples/celery/requirements.txt
index 29075ab5..cbe96e15 100644
--- a/repositories/flask_refactor/examples/celery/requirements.txt
+++ b/repositories/flask_refactor/examples/celery/requirements.txt
@@ -27,7 +27,7 @@ click-plugins==1.1.1
     # via celery
 click-repl==0.2.0
     # via celery
-flask==2.3.2
+flask==3.1.3
     # via flask-example-celery (pyproject.toml)
 itsdangerous==2.1.2
     # via flask