diff --git a/pkg/yurttunnel/constants/constants.go b/pkg/yurttunnel/constants/constants.go
index 280c4246172..93d46a11706 100644
--- a/pkg/yurttunnel/constants/constants.go
+++ b/pkg/yurttunnel/constants/constants.go
@@ -62,6 +62,7 @@ const (
 	YurttunnelANPGrpcKeepAliveTimeSec = 10
 	// wait 5 seconds for the probe ack before cutting the connection
 	YurttunnelANPGrpcKeepAliveTimeoutSec = 5
+	UnixListenerNetwork                  = "unix"
 )
 const (
 	HttpsPrfix = "https://"
diff --git a/pkg/yurttunnel/server/anpserver.go b/pkg/yurttunnel/server/anpserver.go
index a17a18af2e5..c46ad4a322a 100644
--- a/pkg/yurttunnel/server/anpserver.go
+++ b/pkg/yurttunnel/server/anpserver.go
@@ -117,7 +117,7 @@ func runProxier(handler http.Handler,
 			Handler:     handler,
 			ReadTimeout: constants.YurttunnelANPProxierReadTimeoutSec * time.Second,
 		}
-		unixListener, err := net.Listen("unix", udsSockFile)
+		unixListener, err := net.Listen(constants.UnixListenerNetwork, udsSockFile)
 		if err != nil {
 			klog.Errorf("proxier could not serving request through uds: %s", err)
 		}
diff --git a/pkg/yurttunnel/server/interceptor.go b/pkg/yurttunnel/server/interceptor.go
index cc0a5a529af..ddabb468ad3 100644
--- a/pkg/yurttunnel/server/interceptor.go
+++ b/pkg/yurttunnel/server/interceptor.go
@@ -76,7 +76,7 @@ func NewRequestInterceptor(udsSockFile string, cfg *tls.Config) *RequestIntercep
 	cfg.InsecureSkipVerify = true
 	contextDialer := func(addr string, header http.Header, isTLS bool) (net.Conn, error) {
 		klog.V(4).Infof("Sending request to %q.", addr)
-		proxyConn, err := net.Dial("unix", udsSockFile)
+		proxyConn, err := net.Dial(constants.UnixListenerNetwork, udsSockFile)
 		if err != nil {
 			return nil, fmt.Errorf("dialing proxy %q failed: %w", udsSockFile, err)
 		}