diff --git a/requirements.txt b/requirements.txt
index e4bf069b..3ba66df7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ Authlib==0.8
 flask-session==0.4.0
 loginpass==0.1.1
 coverage==5.0a1
-Flask==2.2.3
+Flask==2.3.3
 Flask-Markdown==0.3
 Flask-WTF==1.0.1
 ItsDangerous==2.1.2