diff --git a/requirements.txt b/requirements.txt
index 982e112e8..75114b662 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -17,7 +17,7 @@ scipy==1.15.3  # UPGRADED: scipy 1.10.1 doesn't support Python 3.12
 scikit-learn==1.7.1 # compatible with Python 3.12
 connexion==2.14.2
 connexion[swagger-ui]
-Flask==2.2.5
+Flask==3.1.3
 Flask-Cors==3.0.10
 SQLAlchemy==1.4.47
 pymysql==1.1.1