diff --git a/flask__websocket/websocket__flask-socketio_example/requirements.txt b/flask__websocket/websocket__flask-socketio_example/requirements.txt
index 46bdd9a87..102ca43bb 100644
--- a/flask__websocket/websocket__flask-socketio_example/requirements.txt
+++ b/flask__websocket/websocket__flask-socketio_example/requirements.txt
@@ -1,4 +1,4 @@
-Flask==1.0.2
+Flask==2.2.5
 Flask-Login==0.4.1
 Flask-Session==0.3.1
 Flask_SocketIO