diff --git a/requirements.txt b/requirements.txt
index 4e66b98..ad56ca1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ astroid==2.4.2
 bcrypt==3.1.7
 cffi==1.14.1
 click==7.1.2
-Flask==1.1.2
+Flask==2.3.2
 Flask-Bcrypt==0.7.1
 Flask-Login==0.5.0
 flask-marshmallow==0.13.0