diff --git a/Dockerfile b/Dockerfile
index 8b227953..323d39d4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -11,7 +11,7 @@ ARG golang_version
 FROM $builder_image:$golang_version as builder
 
 ARG service_alias
-ARG target_arch=amd64
+ARG TARGETARCH
 # The tuple of controller image version information
 ARG service_controller_git_version
 ARG service_controller_git_commit
@@ -22,7 +22,7 @@ ARG work_dir=/github.com/aws-controllers-k8s/$service_alias-controller
 WORKDIR $work_dir
 ENV GOPROXY=https://proxy.golang.org|direct
 ENV GO111MODULE=on
-ENV GOARCH=$target_arch
+ENV GOARCH=$TARGETARCH
 ENV GOOS=linux
 ENV CGO_ENABLED=0
 ENV VERSION_PKG=github.com/aws-controllers-k8s/$service_alias-controller/pkg/version
diff --git a/Dockerfile.local b/Dockerfile.local
index c9789f68..1a6f6468 100644
--- a/Dockerfile.local
+++ b/Dockerfile.local
@@ -15,14 +15,14 @@ ARG service_alias
 ARG service_controller_git_version
 ARG service_controller_git_commit
 ARG build_date
-ARG target_arch=amd64
+ARG TARGETARCH
 # The directory within the builder container into which we will copy our
 # service controller code.
 ARG work_dir=/github.com/aws-controllers-k8s/$service_alias-controller
 WORKDIR $work_dir
 ENV GOPROXY=https://proxy.golang.org|direct
 ENV GO111MODULE=on
-ENV GOARCH=$target_arch
+ENV GOARCH=$TARGETARCH
 ENV GOOS=linux
 ENV CGO_ENABLED=0
 ENV VERSION_PKG=github.com/aws-controllers-k8s/$service_alias-controller/pkg/version