diff --git a/Dockerfile b/Dockerfile
index f36e3de..c9f9f7d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,7 +2,7 @@
 
 ###########################################################
 # Base Python image. Set shared environment variables.
-FROM python:3.12-slim-bullseye AS base
+FROM python:3.13-slim-bullseye AS base
 ENV PYTHONUNBUFFERED=1 \
     PYTHONDONTWRITEBYTECODE=1 \
     PIP_NO_CACHE_DIR=off \