diff --git a/example/requirements.txt b/example/requirements.txt
index ab3f52f..8e288c7 100644
--- a/example/requirements.txt
+++ b/example/requirements.txt
@@ -1,2 +1,2 @@
-Flask==1.0.2
+Flask==2.3.2
 werkzeug==0.16.0
\ No newline at end of file