diff --git a/transport/internet/udp/dispatcher.go b/transport/internet/udp/dispatcher.go
index 63d79bbdc..26ae09fa0 100644
--- a/transport/internet/udp/dispatcher.go
+++ b/transport/internet/udp/dispatcher.go
@@ -2,10 +2,12 @@ package udp
 
 import (
 	"context"
+	"github.com/v2fly/v2ray-core/v5/common"
 	"github.com/v2fly/v2ray-core/v5/common/buf"
 	"github.com/v2fly/v2ray-core/v5/common/net"
 )
 
 type DispatcherI interface {
+	common.Closable
 	Dispatch(ctx context.Context, destination net.Destination, payload *buf.Buffer)
 }
diff --git a/transport/internet/udp/dispatcher_split.go b/transport/internet/udp/dispatcher_split.go
index 6c89e9d85..b7650cd1f 100644
--- a/transport/internet/udp/dispatcher_split.go
+++ b/transport/internet/udp/dispatcher_split.go
@@ -32,6 +32,10 @@ type Dispatcher struct {
 	callback   ResponseCallback
 }
 
+func (v *Dispatcher) Close() error {
+	return nil
+}
+
 func NewSplitDispatcher(dispatcher routing.Dispatcher, callback ResponseCallback) DispatcherI {
 	return &Dispatcher{
 		conns:      make(map[net.Destination]*connEntry),