diff --git a/.gitignore b/.gitignore
index 3e0b230..0025d8a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,4 @@
 *~
 tcp_fallback
+tcp_fallback-darwin-amd64
+tcp_fallback-linux-amd64
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..5827314
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,18 @@
+all: build
+
+.PHONY: clean
+clean:
+	rm tcp-fallback-darwin-amd64 tcp-fallback-linux-amd64
+
+.PHONY: test
+test:
+	go test
+
+.PHONY: build
+build:
+	GOARCH=amd64 GOOS=darwin go build -o tcp_fallback-darwin-amd64 tcp_fallback.go
+	GOARCH=amd64 GOOS=linux go build -o tcp_fallback-linux-amd64 tcp_fallback.go
+
+.PHONY: run
+run:
+	go run tcp_fallback.go