diff --git a/Dockerfile b/Dockerfile
index 8a03d20..e1a29a0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.9.7-slim AS base
+FROM python:3.11.3-slim AS base
 
 ENV LANG=C.UTF-8 \
     LC_ALL=C.UTF-8 \