diff --git a/transport/v1/http/transport.go b/transport/v1/http/transport.go
index cd28b6f..f83061d 100644
--- a/transport/v1/http/transport.go
+++ b/transport/v1/http/transport.go
@@ -10,12 +10,13 @@ type Transport struct {
 	apiKey string   // apiKey
 }
 
+// args 0: sm4Key, 1: apiKey
 func NewTransport(env enum.Env, args ...string) *Transport {
 	var sm4Key, apiKey string
-	if len(args) > 1 {
+	if len(args) > 0 {
 		sm4Key = args[0]
 	}
-	if len(args) > 2 {
+	if len(args) > 1 {
 		apiKey = args[1]
 	}
 	return &Transport{