diff --git a/cmd/gocq/main.go b/cmd/gocq/main.go
index 2e6c85a67..852eb01e5 100644
--- a/cmd/gocq/main.go
+++ b/cmd/gocq/main.go
@@ -364,7 +364,7 @@ func LoginInteract() {
 	})
 	saveToken()
 	cli.AllowSlider = true
-	download.SetGlobalTimeout(time.Duration(base.HTTPTimeout) * time.Second) // 在登录完成后设置, 防止在堵塞协议更新
+	download.SetTimeout(time.Duration(base.HTTPTimeout) * time.Second) // 在登录完成后设置, 防止在堵塞协议更新
 	log.Infof("登录成功 欢迎使用: %v", cli.Nickname)
 	log.Info("开始加载好友列表...")
 	global.Check(cli.ReloadFriendList(), true)
diff --git a/internal/download/download.go b/internal/download/download.go
index 7622e4c4e..a82af5ad5 100644
--- a/internal/download/download.go
+++ b/internal/download/download.go
@@ -4,6 +4,7 @@ package download
 import (
 	"bufio"
 	"compress/gzip"
+	"crypto/tls"
 	"fmt"
 	"io"
 	"net/http"
@@ -22,15 +23,28 @@ import (
 
 var client = &http.Client{
 	Transport: &http.Transport{
-		Proxy: func(request *http.Request) (u *url.URL, e error) {
+		Proxy: func(request *http.Request) (*url.URL, error) {
 			if base.Proxy == "" {
 				return http.ProxyFromEnvironment(request)
 			}
 			return url.Parse(base.Proxy)
 		},
-		ForceAttemptHTTP2:   false,
-		MaxConnsPerHost:     0,
-		MaxIdleConns:        0,
+		// Disable http2
+		TLSNextProto:        map[string]func(authority string, c *tls.Conn) http.RoundTripper{},
+		MaxIdleConnsPerHost: 999,
+	},
+	Timeout: time.Second * 5,
+}
+
+var clienth2 = &http.Client{
+	Transport: &http.Transport{
+		Proxy: func(request *http.Request) (*url.URL, error) {
+			if base.Proxy == "" {
+				return http.ProxyFromEnvironment(request)
+			}
+			return url.Parse(base.Proxy)
+		},
+		ForceAttemptHTTP2:   true,
 		MaxIdleConnsPerHost: 999,
 	},
 	Timeout: time.Second * 5,
@@ -42,11 +56,13 @@ var ErrOverSize = errors.New("oversize")
 // UserAgent HTTP请求时使用的UA
 const UserAgent = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.88 Safari/537.36 Edg/87.0.664.66"
 
-func SetGlobalTimeout(t time.Duration) {
+// SetTimeout set internal/download client timeout
+func SetTimeout(t time.Duration) {
 	if t == 0 {
 		t = time.Second * 10
 	}
 	client.Timeout = t
+	clienth2.Timeout = t
 }
 
 // Request is a file download request
@@ -58,6 +74,13 @@ type Request struct {
 	Body   io.Reader
 }
 
+func (r Request) client() *http.Client {
+	if strings.Contains(r.URL, "go-cqhttp.org") {
+		return clienth2
+	}
+	return client
+}
+
 func (r Request) do() (*http.Response, error) {
 	if r.Method == "" {
 		r.Method = http.MethodGet
@@ -72,7 +95,7 @@ func (r Request) do() (*http.Response, error) {
 		req.Header.Set(k, v)
 	}
 
-	return client.Do(req)
+	return r.client().Do(req)
 }
 
 func (r Request) body() (io.ReadCloser, error) {
diff --git a/internal/encryption/t544/encryption.go b/internal/encryption/t544/encryption.go
index 1c2f3e4ee..a2c6bade3 100644
--- a/internal/encryption/t544/encryption.go
+++ b/internal/encryption/t544/encryption.go
@@ -44,6 +44,7 @@ func sub_e(*[256][6]byte, []byte)
 //go:noescape
 func sub_f(*[16]byte, *[15]uint32, *[16][16]byte) (w [44]uint32)
 
+//go:noescape
 func sub_aa(int, *[16][2][16][16]byte, *[16]byte, []byte) byte
 
 // transformInner see com/tencent/mobileqq/dt/model/FEBound
diff --git a/pkg/onebot/value.go b/pkg/onebot/value.go
index 6192ef881..eefa73d94 100644
--- a/pkg/onebot/value.go
+++ b/pkg/onebot/value.go
@@ -31,6 +31,7 @@ type (
 // Kind is the kind of Value.
 type Kind int
 
+// Kind
 const (
 	KindAny Kind = iota
 	KindBool