diff --git a/requirements.txt b/requirements.txt
index 37ea26c..1dbbca0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 CherryPy==3.2.4
-Flask==1.0
+Flask==2.3.2
 Jinja2==2.11.3
 PyYAML==5.4
 Werkzeug==0.15.3