diff --git a/Dockerfile b/Dockerfile
index 189300e..4f2e4e9 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM registry.bstein.dev/bstein/python:3.12-slim AS base
+FROM registry.bstein.dev/bstein/python:3.12-slim-arm64 AS base
 
 ENV PYTHONDONTWRITEBYTECODE=1 \
     PYTHONUNBUFFERED=1
diff --git a/Dockerfile.base b/Dockerfile.base
index e3cf6ed..4b8f05d 100644
--- a/Dockerfile.base
+++ b/Dockerfile.base
@@ -1,4 +1,4 @@
-FROM registry.bstein.dev/bstein/python:3.12-slim
+FROM registry.bstein.dev/bstein/python:3.12-slim-arm64
 
 ENV PYTHONDONTWRITEBYTECODE=1 \
     PYTHONUNBUFFERED=1