diff --git a/tests/apps/multi/requirements.txt b/tests/apps/multi/requirements.txt
index 3eebdd625..7138e7685 100644
--- a/tests/apps/multi/requirements.txt
+++ b/tests/apps/multi/requirements.txt
@@ -1,2 +1,2 @@
-Flask==3.1.2
+Flask==3.1.3
 gunicorn==25.0.2