@@ -1732,6 +1732,29 @@ func TestBuildExpose(t *testing.T) {

 	logDone("build - expose")

 }

+func TestBuildExposeOrder(t *testing.T) {

+	buildID := func(name, exposed string) string {

+		_, err := buildImage(name, fmt.Sprintf(`FROM scratch

+		EXPOSE %s`, exposed), true)

+		if err != nil {

+			t.Fatal(err)

+		}

+		id, err := inspectField(name, "Id")

+		if err != nil {

+			t.Fatal(err)

+		}

+		return id

+	}

+

+	id1 := buildID("testbuildexpose1", "80 2375")

+	id2 := buildID("testbuildexpose2", "2375 80")

+	defer deleteImages("testbuildexpose1", "testbuildexpose2")

+	if id1 != id2 {

+		t.Errorf("EXPOSE should invalidate the cache only when ports actually changed")

+	}

+	logDone("build - expose order")

+}

+

 func TestBuildEmptyEntrypointInheritance(t *testing.T) {

 	name := "testbuildentrypointinheritance"

 	name2 := "testbuildentrypointinheritance2"