diff --git a/pkg/proxy/option.go b/pkg/proxy/option.go
new file mode 100644
index 0000000..efd14c6
--- /dev/null
+++ b/pkg/proxy/option.go
@@ -0,0 +1,8 @@
+package proxy
+
+import "time"
+
+type Option struct {
+	Subscribes []string      `yaml:"subscribes"`
+	Interval   time.Duration `yaml:"interval"`
+}