diff --git a/Technology/DevOps/Container/Kubernetes/Research/ProduceConsumePodService/demo/filter/app/requirements.txt b/Technology/DevOps/Container/Kubernetes/Research/ProduceConsumePodService/demo/filter/app/requirements.txt
index 32e89684..5aad892a 100644
--- a/Technology/DevOps/Container/Kubernetes/Research/ProduceConsumePodService/demo/filter/app/requirements.txt
+++ b/Technology/DevOps/Container/Kubernetes/Research/ProduceConsumePodService/demo/filter/app/requirements.txt
@@ -1 +1 @@
-Flask==1.1.1
+Flask==2.3.2