diff --git a/flask-app-v9/src/requirements.txt b/flask-app-v9/src/requirements.txt
index 0f60da1..812f7b2 100644
--- a/flask-app-v9/src/requirements.txt
+++ b/flask-app-v9/src/requirements.txt
@@ -1,2 +1,2 @@
-Flask==1.1.1
+Flask==2.2.5
 mod_wsgi==4.6.8