diff --git a/listener/inbound/common_test.go b/listener/inbound/common_test.go
index a6adb1a1..b1be5e4d 100644
--- a/listener/inbound/common_test.go
+++ b/listener/inbound/common_test.go
@@ -155,9 +155,9 @@ func NewHttpTestTunnel() *TestTunnel {
 		io.Copy(io.Discard, r.Body)
 		render.Data(w, r, httpData[:size])
 	})
-	h2Server := &http.Http2Server{}
+	//h2Server := &http.Http2Server{}
 	server := http.Server{Handler: r}
-	_ = http.Http2ConfigureServer(&server, h2Server)
+	//_ = http.Http2ConfigureServer(&server, h2Server)
 	go server.Serve(ln)
 	testFn := func(t *testing.T, proxy C.ProxyAdapter, proto string, size int) {
 		req, err := http.NewRequest(http.MethodGet, fmt.Sprintf("%s://%s%s?size=%d", proto, remoteAddr, httpPath, size), bytes.NewReader(httpData[:size]))
@@ -214,6 +214,9 @@ func NewHttpTestTunnel() *TestTunnel {
 		defer resp.Body.Close()
 
 		assert.Equal(t, http.StatusOK, resp.StatusCode)
+		if proto == "https" { // ensure server using http2
+			assert.Equal(t, 2, resp.ProtoMajor)
+		}
 
 		data, err := io.ReadAll(resp.Body)
 		if !assert.NoError(t, err) {
@@ -282,11 +285,12 @@ func NewHttpTestTunnel() *TestTunnel {
 				if err := tlsConn.HandshakeContext(ctx); err != nil {
 					return
 				}
-				if tlsConn.ConnectionState().NegotiatedProtocol == http.Http2NextProtoTLS {
-					h2Server.ServeConn(tlsConn, &http.Http2ServeConnOpts{BaseConfig: &server})
-				} else {
-					ln.ch <- tlsConn
-				}
+				//if tlsConn.ConnectionState().NegotiatedProtocol == http.Http2NextProtoTLS {
+				//	h2Server.ServeConn(tlsConn, &http.Http2ServeConnOpts{BaseConfig: &server})
+				//} else {
+				//	ln.ch <- tlsConn
+				//}
+				ln.ch <- tlsConn
 			} else {
 				ln.ch <- c
 			}