diff --git a/examples/workflow-smoke/web/requirements.txt b/examples/workflow-smoke/web/requirements.txt
index f5405ff..7405c55 100644
--- a/examples/workflow-smoke/web/requirements.txt
+++ b/examples/workflow-smoke/web/requirements.txt
@@ -1,2 +1,2 @@
-Flask==3.0.3
+Flask==3.1.3
 PyMySQL==1.1.1