diff --git a/simple-todo-app/requirements.txt b/simple-todo-app/requirements.txt
index 935b06a..0cbfa7d 100644
--- a/simple-todo-app/requirements.txt
+++ b/simple-todo-app/requirements.txt
@@ -1,2 +1,2 @@
-Flask==2.3.2
+Flask==3.1.3
 Flask-SQLAlchemy==3.0.3