diff --git a/webapp-v1/requirements.txt b/webapp-v1/requirements.txt
index 0c9fdeb..729c14f 100644
--- a/webapp-v1/requirements.txt
+++ b/webapp-v1/requirements.txt
@@ -13,7 +13,7 @@ flask-mysqldb==0.2.0
 flask-paginate==0.5.3
 flask-sqlalchemy==2.4.0
 flask-wtf==0.14.2
-flask==1.1.1
+flask==2.2.5
 itsdangerous==1.1.0
 jinja2==2.10.1
 jmespath==0.9.4