diff --git a/transport/v1/http/transport.go b/transport/v1/http/transport.go
index 0cc93de..cd28b6f 100644
--- a/transport/v1/http/transport.go
+++ b/transport/v1/http/transport.go
@@ -10,7 +10,14 @@ type Transport struct {
 	apiKey string   // apiKey
 }
 
-func NewTransport(env enum.Env, sm4Key, apiKey string) *Transport {
+func NewTransport(env enum.Env, args ...string) *Transport {
+	var sm4Key, apiKey string
+	if len(args) > 1 {
+		sm4Key = args[0]
+	}
+	if len(args) > 2 {
+		apiKey = args[1]
+	}
 	return &Transport{
 		env:    env,
 		sm4Key: sm4Key,