diff --git a/samples/python/flask/requirements.txt b/samples/python/flask/requirements.txt
index 4394fcdda..0af67aa8c 100644
--- a/samples/python/flask/requirements.txt
+++ b/samples/python/flask/requirements.txt
@@ -1,4 +1,4 @@
-Flask==1.1.4
+Flask==2.2.5
 Werkzeug==0.16.1
 MarkupSafe==1.1.1