diff --git a/Dockerfile b/Dockerfile
index 8419d716..409ee414 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,7 +3,7 @@ ARG BUILD_IMAGE=alpine:3.20
 
 # Cross-Compilation
 # https://www.docker.com/blog/faster-multi-platform-builds-dockerfile-cross-compilation-guide/
-FROM --platform=$BUILDPLATFORM $GOLANG_IMAGE as builder
+FROM --platform=$BUILDPLATFORM $GOLANG_IMAGE AS builder
 
 ARG TARGETOS TARGETARCH TARGETVARIANT
 ENV GOOS=$TARGETOS GOARCH=$TARGETARCH GOARM=$TARGETVARIANT
diff --git a/Dockerfile.bundle b/Dockerfile.bundle
index 5e791c07..196dd33d 100644
--- a/Dockerfile.bundle
+++ b/Dockerfile.bundle
@@ -2,7 +2,7 @@ ARG CORE_IMAGE=core:dev
 
 ARG FFMPEG_IMAGE=datarhei/base:alpine-ffmpeg-latest
 
-FROM $CORE_IMAGE as core
+FROM $CORE_IMAGE AS core
 
 FROM $FFMPEG_IMAGE