diff --git a/pfcpiface/bess.go b/pfcpiface/bess.go
index bce0c8c3e..191f4304c 100644
--- a/pfcpiface/bess.go
+++ b/pfcpiface/bess.go
@@ -778,7 +778,7 @@ func (b *bess) SetUpfInfo(u *upf, conf *Conf) {
 
 	b.endMarkerChan = make(chan []byte, 1024)
 
-	b.conn, err = grpc.Dial(*bessIP, grpc.WithTransportCredentials(insecure.NewCredentials()))
+	b.conn, err = grpc.NewClient(*bessIP, grpc.WithTransportCredentials(insecure.NewCredentials()))
 	if err != nil {
 		logger.BessLog.Fatalln("did not connect:", err)
 	}
diff --git a/pfcpiface/p4rtc.go b/pfcpiface/p4rtc.go
index b4856c774..1112adb87 100644
--- a/pfcpiface/p4rtc.go
+++ b/pfcpiface/p4rtc.go
@@ -521,7 +521,7 @@ func GetConnection(host string) (conn *grpc.ClientConn, err error) {
 	/* get connection */
 	logger.P4Log.Infoln("get connection")
 
-	conn, err = grpc.Dial(host, grpc.WithTransportCredentials(insecure.NewCredentials()))
+	conn, err = grpc.NewClient(host, grpc.WithTransportCredentials(insecure.NewCredentials()))
 	if err != nil {
 		logger.P4Log.Errorln("grpc dial err:", err)
 		return nil, err