diff --git a/Dockerfile b/Dockerfile
index 583fa07..3ce7885 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -7,7 +7,7 @@ RUN xcaddy build \
     --with github.com/lucaslorentz/caddy-docker-proxy/v2 \
     --with github.com/caddy-dns/cloudflare
 
-FROM caddy:${CADDY_VERSION}-alpine
+FROM --platform=$BUILDPLATFORM caddy:${CADDY_VERSION}-alpine
 
 COPY --from=builder /usr/bin/caddy /usr/bin/caddy