diff --git a/core/node/libp2p/libp2p.go b/core/node/libp2p/libp2p.go
index 7faccb597..300cb0948 100644
--- a/core/node/libp2p/libp2p.go
+++ b/core/node/libp2p/libp2p.go
@@ -280,6 +280,11 @@ func makeSmuxTransportOption(mplexExp bool) libp2p.Option {
 	return libp2p.ChainOptions(opts...)
 }
 
+var NatPortMap = simpleOpt(libp2p.NATPortMap())
+var AutoRealy = simpleOpt(libp2p.EnableAutoRelay())
+var DefaultTransports = simpleOpt(libp2p.DefaultTransports)
+var QUIC = simpleOpt(libp2p.Transport(libp2pquic.NewTransport))
+
 func SmuxTransport(mplex bool) func() (opts Libp2pOpts, err error) {
 	return func() (opts Libp2pOpts, err error) {
 		opts.Opts = append(opts.Opts, makeSmuxTransportOption(mplex))
@@ -287,11 +292,6 @@ func SmuxTransport(mplex bool) func() (opts Libp2pOpts, err error) {
 	}
 }
 
-func NatPortMap() (opts Libp2pOpts, err error) {
-	opts.Opts = append(opts.Opts, libp2p.NATPortMap())
-	return
-}
-
 func Relay(disable, enableHop bool) func() (opts Libp2pOpts, err error) {
 	return func() (opts Libp2pOpts, err error) {
 		if disable {
@@ -308,21 +308,6 @@ func Relay(disable, enableHop bool) func() (opts Libp2pOpts, err error) {
 	}
 }
 
-func AutoRealy() (opts Libp2pOpts, err error) {
-	opts.Opts = append(opts.Opts, libp2p.EnableAutoRelay())
-	return
-}
-
-func DefaultTransports() (opts Libp2pOpts, err error) {
-	opts.Opts = append(opts.Opts, libp2p.DefaultTransports)
-	return
-}
-
-func QUIC() (opts Libp2pOpts, err error) {
-	opts.Opts = append(opts.Opts, libp2p.Transport(libp2pquic.NewTransport))
-	return
-}
-
 func Security(enabled, preferTLS bool) interface{} {
 	if !enabled {
 		return func() (opts Libp2pOpts) {
@@ -555,3 +540,10 @@ func StartListening(addresses []string) func(host host.Host) error {
 		return nil
 	}
 }
+
+func simpleOpt(opt libp2p.Option) func() (opts Libp2pOpts, err error) {
+	return func() (opts Libp2pOpts, err error) {
+		opts.Opts = append(opts.Opts, opt)
+		return
+	}
+}