diff --git a/code-samples/serving/hello-world/helloworld-python/Dockerfile b/code-samples/serving/hello-world/helloworld-python/Dockerfile
index a84faddcbb6..3673e4290eb 100644
--- a/code-samples/serving/hello-world/helloworld-python/Dockerfile
+++ b/code-samples/serving/hello-world/helloworld-python/Dockerfile
@@ -1,6 +1,6 @@
 # Use the official lightweight Python image.
 # https://hub.docker.com/_/python
-FROM python:3.7-slim
+FROM python:3.13.0a4-slim
 
 # Allow statements and log messages to immediately appear in the Knative logs
 ENV PYTHONUNBUFFERED True