diff --git a/requirements.txt b/requirements.txt
index b740806..6832c94 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ blinker==1.4
 cffi==1.14.0
 Click==7.0
 cryptography==3.3.2
-Flask==1.1.1
+Flask==2.3.2
 Flask-Bcrypt==0.7.1
 Flask-Login==0.5.0
 Flask-Mail==0.9.1