diff --git a/Dockerfile b/Dockerfile
index 4b399174b..1f6e36b68 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.9.2-slim-buster as base
+FROM python:3.9.3-slim-buster as base
 
 # Setup env
 ENV LANG C.UTF-8
diff --git a/Dockerfile.armhf b/Dockerfile.armhf
index eecd9fdc0..5e6763d4c 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:3.9.3-slim-buster as base
 
 # Setup env
 ENV LANG C.UTF-8