diff --git a/Dockerfile b/Dockerfile
index 467ce7c..72a980f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM docker.io/library/python:3.13.2-alpine AS build
+FROM docker.io/library/python:3.13.3-alpine AS build
 
 ARG YAMLLINT_VERSION=master