diff --git a/3.9/Dockerfile b/3.9/Dockerfile
index bccd41d..a6757ff 100644
--- a/3.9/Dockerfile
+++ b/3.9/Dockerfile
@@ -1,4 +1,4 @@
-FROM lambci/lambda:build-python3.9
+FROM public.ecr.aws/lambda/python:3.9
 
 RUN pip install -t /opt/python/ psycopg2-binary