diff --git a/Makefile b/Makefile
index c6fed6c..c749641 100644
--- a/Makefile
+++ b/Makefile
@@ -70,6 +70,7 @@ $(IMAGE_AMD64_DOCKERFILE): $(DOCKERFILE_TEMPLATE)
 	'$(DOCKER)' build $(IMAGE_BUILD_OPTS) \
 		--tag '$(IMAGE_NAME):$(IMAGE_VERSION)-amd64' \
 		--tag '$(IMAGE_NAME):latest-amd64' \
+		--platform linux/amd64 \
 		--file '$@' ./
 
 .PHONY: build-arm64v8-image
@@ -85,6 +86,7 @@ $(IMAGE_ARM64V8_DOCKERFILE): $(DOCKERFILE_TEMPLATE)
 	'$(DOCKER)' build $(IMAGE_BUILD_OPTS) \
 		--tag '$(IMAGE_NAME):$(IMAGE_VERSION)-arm64v8' \
 		--tag '$(IMAGE_NAME):latest-arm64v8' \
+		--platform linux/arm64/v8 \
 		--file '$@' ./
 
 ##################################################
@@ -188,7 +190,7 @@ push-cross-manifest:
 
 .PHONY: binfmt-register
 binfmt-register:
-	'$(DOCKER)' run --rm --privileged docker.io/hectorm/qemu-user-static:latest --reset
+	'$(DOCKER)' run --rm --privileged docker.io/hectorm/qemu-user-static:latest --reset --persistent yes
 
 ##################################################
 ## "version" target