diff --git a/components/protocol/http/pprof/init.go b/components/protocol/http/pprof/init.go
index ef99362..1fbbaef 100644
--- a/components/protocol/http/pprof/init.go
+++ b/components/protocol/http/pprof/init.go
@@ -1,8 +1,6 @@
 package pprof
 
 import (
-	"net/http"
-
 	"github.com/pipeproxy/pipe/components/common/register"
 )
 
@@ -11,9 +9,5 @@ const (
 )
 
 func init() {
-	register.Register(name, NewPprofWithConfig)
-}
-
-func NewPprofWithConfig() http.Handler {
-	return NewPprof()
+	register.Register(name, NewPprof)
 }
diff --git a/components/protocol/http/pprof/pprof.go b/components/protocol/http/pprof/pprof.go
index b063018..4d8ed68 100644
--- a/components/protocol/http/pprof/pprof.go
+++ b/components/protocol/http/pprof/pprof.go
@@ -9,7 +9,7 @@ import (
 type Pprof struct {
 }
 
-func NewPprof() Pprof {
+func NewPprof() http.Handler {
 	return Pprof{}
 }
 
diff --git a/components/protocol/http/quit/init.go b/components/protocol/http/quit/init.go
index 396b9f9..73cd862 100644
--- a/components/protocol/http/quit/init.go
+++ b/components/protocol/http/quit/init.go
@@ -2,7 +2,6 @@ package quit
 
 import (
 	"github.com/pipeproxy/pipe/components/common/register"
-	"github.com/pipeproxy/pipe/components/protocol/http"
 )
 
 const (
@@ -10,9 +9,5 @@ const (
 )
 
 func init() {
-	register.Register(name, NewPprofWithConfig)
-}
-
-func NewPprofWithConfig() http.Handler {
-	return NewQuit()
+	register.Register(name, NewQuit)
 }
diff --git a/components/protocol/http/quit/quit.go b/components/protocol/http/quit/quit.go
index 8d56a48..0f259e3 100644
--- a/components/protocol/http/quit/quit.go
+++ b/components/protocol/http/quit/quit.go
@@ -7,14 +7,14 @@ import (
 	"github.com/pipeproxy/pipe/internal/logger"
 )
 
-func NewQuit() *ConfigQuit {
-	return &ConfigQuit{}
+type Quit struct {
 }
 
-type ConfigQuit struct {
+func NewQuit() http.Handler {
+	return &Quit{}
 }
 
-func (c *ConfigQuit) ServeHTTP(rw http.ResponseWriter, r *http.Request) {
+func (c *Quit) ServeHTTP(rw http.ResponseWriter, r *http.Request) {
 	svc, ok := pipe.GetPipeWithContext(r.Context())
 	if !ok {
 		http.Error(rw, http.StatusText(http.StatusServiceUnavailable), http.StatusServiceUnavailable)