diff --git a/courses/machine_learning/deepdive/06_structured/labs/serving/application/requirements.txt b/courses/machine_learning/deepdive/06_structured/labs/serving/application/requirements.txt
index 29411ec282..eca97b6e8c 100644
--- a/courses/machine_learning/deepdive/06_structured/labs/serving/application/requirements.txt
+++ b/courses/machine_learning/deepdive/06_structured/labs/serving/application/requirements.txt
@@ -1,2 +1,2 @@
-Flask==0.12.1
+Flask==2.3.2
 google-api-python-client==1.6.2