diff --git a/src/main/resources/docker/training/Dockerfile b/src/main/resources/docker/training/Dockerfile
index efecd26..6cf5e04 100644
--- a/src/main/resources/docker/training/Dockerfile
+++ b/src/main/resources/docker/training/Dockerfile
@@ -1,5 +1,5 @@
 # Use an official Python runtime as a base image
-FROM python:3.13.0a2-slim
+FROM python:3.13.0b4-slim
 
 # Set the working directory to /app
 WORKDIR /app