diff --git a/examples/http_cache/user/Dockerfile b/examples/http_cache/user/Dockerfile
index 007a5866..008dee3b 100644
--- a/examples/http_cache/user/Dockerfile
+++ b/examples/http_cache/user/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.13.0rc2-slim
+FROM python:3.14.0a1-slim
 LABEL maintainer="guillaume@gauvr.it"
 
 WORKDIR /srv/user