diff --git a/requirements.txt b/requirements.txt
index cf1e595..2dde229 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-Flask==1.1.1
+Flask==2.2.5
 Flask-WTF==0.14.3
 Werkzeug==1.0.0
 gunicorn