diff --git a/convertPheno_server/Dockerfile b/convertPheno_server/Dockerfile
index 35a80073..72f3c221 100644
--- a/convertPheno_server/Dockerfile
+++ b/convertPheno_server/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.10.6-slim-bullseye AS base
+FROM python:3.13.0b3-slim-bullseye AS base
 ENV PATH /opt/venv/bin:$PATH
 ENV PYTHONUNBUFFERED 1
 ENV PYTHONDONTWRITEBYTECODE 1