diff --git a/Dockerfile b/Dockerfile
index 48a9f01..252f96c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.9-alpine
+FROM python:3.13.0b1-alpine
 
 LABEL version="2023.06-2"
 LABEL description="Deasilsoft/a2j"