diff --git a/Dockerfile b/Dockerfile
index 305daa8..f012f32 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM --platform=${BUILDPLATFORM:-linux/amd64} python:3.8
+FROM --platform=${BUILDPLATFORM:-linux/amd64} python:3.8 as build
 
 ARG TARGETPLATFORM
 ARG BUILDPLATFORM