diff --git a/transport/http/codec.go b/transport/http/codec.go
index 357c471..3ad3ade 100644
--- a/transport/http/codec.go
+++ b/transport/http/codec.go
@@ -37,9 +37,7 @@ func DefaultRequestQuery(r *http.Request, v any) error {
 	return binding.BindQuery(r.URL.Query(), v)
 }
 func DefaultRequestDecoder(r *http.Request, v any) error {
-	fmt.Println("DefaultRequestDecoder")
-	codec, ok := CodeForRequest(r, "Content-type")
-	fmt.Println("request decoder", ok)
+	codec, ok := CodeForRequest(r, "Content-Type")
 	if !ok {
 		return errors.BadRequest("CODEC", fmt.Sprintf("unregister Content-Type: %s", codec))
 	}
@@ -87,11 +85,8 @@ func DefaultErrorEncoder(w http.ResponseWriter, r *http.Request, err error) {
 	_, _ = w.Write(body)
 }
 func CodeForRequest(r *http.Request, name string) (encoding.Codec, bool) {
-	fmt.Printf("%+v\n", r.Header)
 	for _, accept := range r.Header[name] {
-		a := httputil.ContentSubtype(accept)
-		fmt.Println(name, a)
-		codec := encoding.GetCodec(a)
+		codec := encoding.GetCodec(httputil.ContentSubtype(accept))
 		if codec != nil {
 			return codec, true
 		}