diff --git a/haven-notify/Dockerfile b/haven-notify/Dockerfile
index d623779..a2a1f8d 100644
--- a/haven-notify/Dockerfile
+++ b/haven-notify/Dockerfile
@@ -1,9 +1,13 @@
 # Start from the official Golang image for building
-FROM golang:1.22-alpine AS builder
+FROM --platform=$BUILDPLATFORM golang:1.22-alpine AS builder
+
+ARG TARGETARCH
+ARG TARGETOS
+
 WORKDIR /app
 COPY . .
 # Build statically for Linux
-RUN CGO_ENABLED=0 go build -o haven-notify main.go
+RUN CGO_ENABLED=0 GOOS=${TARGETOS} GOARCH=${TARGETARCH} go build -o haven-notify main.go
 
 # Use Alpine for running, with CA certificates for TLS
 FROM alpine:latest