diff --git a/Dockerfile b/Dockerfile
index 5654798..caccb9f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # ===================================
-FROM python:3.9.11-alpine3.15 AS build-base
+FROM python:3.10-alpine3.15 AS build-base
 # ===================================
 
 # ===================================