diff --git a/Makefile b/Makefile
index 28d87b35..6e311690 100644
--- a/Makefile
+++ b/Makefile
@@ -8,7 +8,7 @@ release:
 .PHONY: release
 
 build:
-	@gox -os="linux darwin windows openbsd" -output="dnote_{{.OS}}_{{.Arch}}" ./...
+	@gox -osarch="darwin/386 darwin/amd64 linux/386 linux/amd64 openbsd/386 openbsd/amd64 window/386 windows/amd64" -output="dnote_{{.OS}}_{{.Arch}}" ./...
 .PHONY: build
 
 clean: