diff --git a/common/dialer/default.go b/common/dialer/default.go
index b1115644b..1c8ad71bd 100644
--- a/common/dialer/default.go
+++ b/common/dialer/default.go
@@ -382,7 +382,12 @@ func (d *DefaultDialer) ListenSerialInterfacePacket(ctx context.Context, destina
 }
 
 func (d *DefaultDialer) UDPListenerControl() (control.Func, bool) {
-	return d.udpListener.Control, d.autoDetectBindFunc != nil && d.netns == ""
+	egressEnabled := d.autoDetectBindFunc != nil && d.netns == ""
+	listenerControl := d.udpListener.Control
+	if egressEnabled && d.networkManager.AutoRedirectOutputMark() != 0 {
+		listenerControl = control.Append(listenerControl, control.UnbindFromInterface())
+	}
+	return listenerControl, egressEnabled
 }
 
 func (d *DefaultDialer) trackConn(conn net.Conn, err error) (net.Conn, error) {
diff --git a/go.mod b/go.mod
index 0feb915ae..10e080845 100644
--- a/go.mod
+++ b/go.mod
@@ -43,7 +43,7 @@ require (
 	github.com/sagernet/netlink v0.0.0-20240612041022-b9a21c07ac6a
 	github.com/sagernet/nftables v0.3.0-mod.4
 	github.com/sagernet/quic-go v0.59.0-sing-box-mod.4
-	github.com/sagernet/sing v0.8.12-0.20260717023913-84ab32b56cb8
+	github.com/sagernet/sing v0.8.12-0.20260717153536-4f1ed45a99a5
 	github.com/sagernet/sing-cloudflared v0.1.3-0.20260706062323-d9787e794aa3
 	github.com/sagernet/sing-mux v0.3.5
 	github.com/sagernet/sing-openconnect v0.0.0-20260717081856-cf2c71a71aba
diff --git a/go.sum b/go.sum
index 7128a7658..d3df8c620 100644
--- a/go.sum
+++ b/go.sum
@@ -279,8 +279,8 @@ github.com/sagernet/nftables v0.3.0-mod.4 h1:vnOtcDYeSXv2e5RoRuGH0lrpttQFJ8iC4IC
 github.com/sagernet/nftables v0.3.0-mod.4/go.mod h1:8kslHG4VvYNihcco+i6uxIX7qbT8A56T0y5q7U44ZaQ=
 github.com/sagernet/quic-go v0.59.0-sing-box-mod.4 h1:6qvrUW79S+CrPwWz6cMePXohgjHoKxLo3c+MDhNwc3o=
 github.com/sagernet/quic-go v0.59.0-sing-box-mod.4/go.mod h1:OqILvS182CyOol5zNNo6bguvOGgXzV459+chpRaUC+4=
-github.com/sagernet/sing v0.8.12-0.20260717023913-84ab32b56cb8 h1:dyRIj+MZ2rc9JVzJoG04jxu+MpvHrLIZLJr0QjNAMGg=
-github.com/sagernet/sing v0.8.12-0.20260717023913-84ab32b56cb8/go.mod h1:olXxWQNqRW/l2Q6JI3b2Qmz8iQnIFlOeeH8bx6JhgUA=
+github.com/sagernet/sing v0.8.12-0.20260717153536-4f1ed45a99a5 h1:WyL7xI7h+mNF6we/arqVNDEB+0iK2SwJRjim8rGydDM=
+github.com/sagernet/sing v0.8.12-0.20260717153536-4f1ed45a99a5/go.mod h1:olXxWQNqRW/l2Q6JI3b2Qmz8iQnIFlOeeH8bx6JhgUA=
 github.com/sagernet/sing-cloudflared v0.1.3-0.20260706062323-d9787e794aa3 h1:3y6++yIa8XlDhxPkpR4p+7RUHVY2KTP9CPIGnWmOlO8=
 github.com/sagernet/sing-cloudflared v0.1.3-0.20260706062323-d9787e794aa3/go.mod h1:XEqEDYRCAYLaoPjZ1ifVWJg5iWAJHL2gOAXe/PM28Cg=
 github.com/sagernet/sing-mux v0.3.5 h1:RHnhVEc+SFqkrK4xMygYjDwwLhzp2Bj3lztSukONfhI=
diff --git a/route/network.go b/route/network.go
index 9f65ee926..4fbcf22e5 100644
--- a/route/network.go
+++ b/route/network.go
@@ -353,7 +353,7 @@ func (r *NetworkManager) AutoDetectInterfaceFunc() control.Func {
 		if r.interfaceMonitor == nil {
 			return nil
 		}
-		bindFunc := control.BindToInterfaceFunc(r.interfaceFinder, func(network string, address string) (interfaceName string, interfaceIndex int, err error) {
+		return control.BindToInterfaceFunc(r.interfaceFinder, func(network string, address string) (interfaceName string, interfaceIndex int, err error) {
 			remoteAddr := M.ParseSocksaddr(address).Addr
 			if remoteAddr.IsValid() {
 				iif, err := r.interfaceFinder.ByAddr(remoteAddr)
@@ -367,12 +367,6 @@ func (r *NetworkManager) AutoDetectInterfaceFunc() control.Func {
 			}
 			return defaultInterface.Name, defaultInterface.Index, nil
 		})
-		return func(network, address string, conn syscall.RawConn) error {
-			if r.autoRedirectOutputMark != 0 {
-				return nil
-			}
-			return bindFunc(network, address, conn)
-		}
 	}
 }