diff --git a/requirements.txt b/requirements.txt
index f854104..c22d5a1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-Flask==1.1.1
+Flask==2.3.2
 gunicorn==19.9.0
 itsdangerous==1.1.0
 Jinja2==2.10.1