diff --git a/Dockerfile b/Dockerfile
index f1ea478482..80b43f2da6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
-FROM python:3.13-alpine
+FROM public.ecr.aws/docker/library/python:3.12-alpine3.20
 
-RUN pip install cfn-lint
+RUN pip install cfn-lint[full]
 RUN pip install pydot
 
 ENTRYPOINT ["cfn-lint"]