diff --git a/examples/shared/flask/Dockerfile b/examples/shared/flask/Dockerfile
index b7d5e8f2b5ef..f8a606b06c45 100644
--- a/examples/shared/flask/Dockerfile
+++ b/examples/shared/flask/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.10.5-slim-bullseye@sha256:298c9915def292fb619a1c402e83e204aec41e56474411fdb0d198c65f235a0f
+FROM python:3.11.2-slim-bullseye@sha256:bacbf34dce68ade6a2a77cec2888e3cff97497d41d082b5c338e7996016ba590
 
 ADD requirements.txt /tmp/flask-requirements.txt
 RUN pip3 install -qr /tmp/flask-requirements.txt