diff --git a/Dockerfile b/Dockerfile
index c092479..ee8a96c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:alpine
+FROM python:3.9-alpine
 LABEL maintainer="Julien Cabillot <dockerimages@cabillot.eu>"
 
 ARG CLI_VERSION=1.16.148
@@ -17,5 +17,4 @@ RUN apk --no-cache upgrade && \
         /var/tmp/*
 
 WORKDIR /data
-
 ENTRYPOINT ["/usr/local/bin/aws"]
\ No newline at end of file