diff --git a/Makefile b/Makefile
index 3267c287..4dfebd94 100644
--- a/Makefile
+++ b/Makefile
@@ -30,7 +30,6 @@ PLATFORMS := $(if $(filter all,$(PLATFORMS)),$(PLATFORM_LIST),$(PLATFORMS))
 # export PLATFORMS=linux/arm64,linux/s390x,linux/amd64
 # or export PLATFORMS=all to automatically include all supported platforms.
 DOCKER_BUILDER ?= macvtap-docker-builder
-MACVTAP_IMAGE_TAGGED := ${IMAGE_REGISTRY}/${IMAGE_NAME}:${IMAGE_TAG}
 
 # Make does not offer a recursive wildcard function, so here's one:
 rwildcard=$(wildcard $1$2) $(foreach d,$(wildcard $1*),$(call rwildcard,$d/,$2))
@@ -82,20 +81,20 @@ vet: $(go_sources) $(GO)
 
 docker-build:
 ifeq ($(OCI_BIN),podman)
-	$(MAKE) build-multiarch-macvtap-podman
+	$(MAKE) build-multiarch-macvtap-podman MACVTAP_IMAGE_TAGGED=$(IMAGE_REGISTRY)/$(IMAGE_NAME):$(IMAGE_TAG)
 else ifeq ($(OCI_BIN),docker)
-	$(MAKE) build-multiarch-macvtap-docker
+	$(MAKE) build-multiarch-macvtap-docker MACVTAP_IMAGE_TAGGED=$(IMAGE_REGISTRY)/$(IMAGE_NAME):$(IMAGE_TAG)
 else
 	$(error Unsupported OCI_BIN value: $(OCI_BIN))
 endif
 
 docker-push:
 ifeq ($(OCI_BIN),podman)
-	podman manifest push --tls-verify=false ${MACVTAP_IMAGE_TAGGED} ${MACVTAP_IMAGE_TAGGED}
+	podman manifest push --tls-verify=false $(IMAGE_REGISTRY)/$(IMAGE_NAME):$(IMAGE_TAG) $(IMAGE_REGISTRY)/$(IMAGE_NAME):$(IMAGE_TAG)
 endif
 
 docker-tag-latest:
-	$(OCI_BIN) tag ${IMAGE_REGISTRY}/${IMAGE_NAME}:latest ${MACVTAP_IMAGE_TAGGED}
+	$(OCI_BIN) tag ${IMAGE_REGISTRY}/${IMAGE_NAME}:latest $(IMAGE_REGISTRY)/$(IMAGE_NAME):$(IMAGE_TAG)
 
 cluster-up:
 	./cluster/up.sh
diff --git a/automation/release.sh b/automation/release.sh
index 41f51353..9f1e32cd 100755
--- a/automation/release.sh
+++ b/automation/release.sh
@@ -11,4 +11,5 @@ git config credential.helper '!f() { sleep 1; echo "username=${GITHUB_USER}"; ec
 
 source automation/check-patch.setup.sh
 cd ${TMP_PROJECT_PATH}
+export PLATFORMS=all
 make release
diff --git a/hack/build-macvtap-podman.sh b/hack/build-macvtap-podman.sh
index 2bdfd3f9..faef150f 100755
--- a/hack/build-macvtap-podman.sh
+++ b/hack/build-macvtap-podman.sh
@@ -11,6 +11,7 @@ podman manifest rm "${MACVTAP_IMAGE_TAGGED}" 2>/dev/null || true
 podman manifest rm "${MARKER_IMAGE_GIT_TAGGED}" 2>/dev/null || true
 podman rmi "${MACVTAP_IMAGE_TAGGED}" 2>/dev/null || true
 podman rmi "${MARKER_IMAGE_GIT_TAGGED}" 2>/dev/null || true
+podman rmi $(podman images --filter "dangling=true" -q) 2>/dev/null || true
 
 podman manifest create "${MACVTAP_IMAGE_TAGGED}"
 
diff --git a/hack/install-go.sh b/hack/install-go.sh
index c75c6a8b..aa36e2e8 100755
--- a/hack/install-go.sh
+++ b/hack/install-go.sh
@@ -2,7 +2,8 @@
 
 destination=$1
 version=$(grep "^go " go.mod | awk '{print $2}')
-tarball=go$version.linux-amd64.tar.gz
+arch=$(uname -m | sed 's/x86_64/amd64/;s/aarch64/arm64/')
+tarball=go$version.linux-$arch.tar.gz
 url=https://dl.google.com/go/
 
 mkdir -p $destination