diff --git a/Dockerfile b/Dockerfile
index 602e6a28c..445f909b0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.8.6-slim-buster as base
+FROM python:3.9.1-slim-buster as base
 
 # Setup env
 ENV LANG C.UTF-8
diff --git a/Dockerfile.armhf b/Dockerfile.armhf
index b6f2e44e6..2c7d4538a 100644
--- a/Dockerfile.armhf
+++ b/Dockerfile.armhf
@@ -1,4 +1,4 @@
-FROM --platform=linux/arm/v7 python:3.7.9-slim-buster as base
+FROM --platform=linux/arm/v7 python:3.9.1-slim-buster as base
 
 # Setup env
 ENV LANG C.UTF-8