diff --git a/docker/prod/Dockerfile b/docker/prod/Dockerfile
index 3b8186a21..b1a7c60d2 100644
--- a/docker/prod/Dockerfile
+++ b/docker/prod/Dockerfile
@@ -1,9 +1,9 @@
 ARG RUST_BUILDER_IMAGE=ekidd/rust-musl-builder:stable
+ARG CARGO_BUILD_TARGET=x86_64-unknown-linux-musl
+ARG RUSTRELEASEDIR="release"
 
 FROM $RUST_BUILDER_IMAGE as rust
 
-ARG RUSTRELEASEDIR="release"
-
 WORKDIR /app/server
 RUN sudo chown -R rust:rust .
 COPY . ./