diff --git a/requirements.txt b/requirements.txt
index cea80f6..f794d75 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ bcrypt==3.1.7
 Click==7.0
 config==0.4.2
 dnspython==1.16.0
-Flask==1.1.1
+Flask==2.3.2
 Flask-Bcrypt==0.7.1
 Flask-PyMongo==2.3.0
 Flask-WTF==0.14.2