diff --git a/requirements.txt b/requirements.txt
index adb1538..32187ed 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ aniso8601==8.0.0
 bcrypt==3.1.7
 cffi==1.13.2
 Click==7.0
-Flask==1.1.1
+Flask==2.3.2
 Flask-RESTful==0.3.7
 Flask-SQLAlchemy==2.4.1
 itsdangerous==1.1.0