diff --git a/docker/dev/Dockerfile b/docker/dev/Dockerfile
index 94be6b2b..ab653077 100644
--- a/docker/dev/Dockerfile
+++ b/docker/dev/Dockerfile
@@ -1,5 +1,5 @@
 # use latest python alpine image.
-FROM python:3.13.2-alpine3.20
+FROM python:3.13.3-alpine3.20
 
 # install system dependencies.
 RUN apk update && apk add --no-cache \