diff --git a/Dockerfile b/Dockerfile
index 54b3893..f7473b5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,6 +5,7 @@ FROM scratch AS build-amd64
 
 COPY --from=qemux/qemu:7.12 / /
 
+ARG TARGETARCH
 ARG DEBCONF_NOWARNINGS="yes"
 ARG DEBIAN_FRONTEND="noninteractive"
 ARG DEBCONF_NONINTERACTIVE_SEEN="true"