diff --git a/example/requirements.txt b/example/requirements.txt
index 182374c..61a5bff 100644
--- a/example/requirements.txt
+++ b/example/requirements.txt
@@ -1,5 +1,5 @@
 click==8.0.1
-Flask==2.0.1
+Flask==2.3.2
 Flask-Moment
 importlib-metadata==4.5.0
 itsdangerous==2.0.1