diff --git a/transport/internet/tls/utls/config.pb.go b/transport/internet/tls/utls/config.pb.go
index a5019991c..295e2eadf 100644
--- a/transport/internet/tls/utls/config.pb.go
+++ b/transport/internet/tls/utls/config.pb.go
@@ -16,6 +16,55 @@ const (
 	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
 )
 
+type ForcedALPN int32
+
+const (
+	ForcedALPN_TRANSPORT_PREFERENCE_TAKE_PRIORITY ForcedALPN = 0
+	ForcedALPN_NO_ALPN                            ForcedALPN = 1
+	ForcedALPN_UTLS_PRESET                        ForcedALPN = 2
+)
+
+// Enum value maps for ForcedALPN.
+var (
+	ForcedALPN_name = map[int32]string{
+		0: "TRANSPORT_PREFERENCE_TAKE_PRIORITY",
+		1: "NO_ALPN",
+		2: "UTLS_PRESET",
+	}
+	ForcedALPN_value = map[string]int32{
+		"TRANSPORT_PREFERENCE_TAKE_PRIORITY": 0,
+		"NO_ALPN":                            1,
+		"UTLS_PRESET":                        2,
+	}
+)
+
+func (x ForcedALPN) Enum() *ForcedALPN {
+	p := new(ForcedALPN)
+	*p = x
+	return p
+}
+
+func (x ForcedALPN) String() string {
+	return protoimpl.X.EnumStringOf(x.Descriptor(), protoreflect.EnumNumber(x))
+}
+
+func (ForcedALPN) Descriptor() protoreflect.EnumDescriptor {
+	return file_transport_internet_tls_utls_config_proto_enumTypes[0].Descriptor()
+}
+
+func (ForcedALPN) Type() protoreflect.EnumType {
+	return &file_transport_internet_tls_utls_config_proto_enumTypes[0]
+}
+
+func (x ForcedALPN) Number() protoreflect.EnumNumber {
+	return protoreflect.EnumNumber(x)
+}
+
+// Deprecated: Use ForcedALPN.Descriptor instead.
+func (ForcedALPN) EnumDescriptor() ([]byte, []int) {
+	return file_transport_internet_tls_utls_config_proto_rawDescGZIP(), []int{0}
+}
+
 type Config struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -24,6 +73,7 @@ type Config struct {
 	TlsConfig *tls.Config `protobuf:"bytes,1,opt,name=tls_config,json=tlsConfig,proto3" json:"tls_config,omitempty"`
 	Imitate   string      `protobuf:"bytes,2,opt,name=imitate,proto3" json:"imitate,omitempty"`
 	NoSNI     bool        `protobuf:"varint,3,opt,name=noSNI,proto3" json:"noSNI,omitempty"`
+	ForceAlpn ForcedALPN  `protobuf:"varint,4,opt,name=force_alpn,json=forceAlpn,proto3,enum=v2ray.core.transport.internet.tls.utls.ForcedALPN" json:"force_alpn,omitempty"`
 }
 
 func (x *Config) Reset() {
@@ -79,6 +129,13 @@ func (x *Config) GetNoSNI() bool {
 	return false
 }
 
+func (x *Config) GetForceAlpn() ForcedALPN {
+	if x != nil {
+		return x.ForceAlpn
+	}
+	return ForcedALPN_TRANSPORT_PREFERENCE_TAKE_PRIORITY
+}
+
 var File_transport_internet_tls_utls_config_proto protoreflect.FileDescriptor
 
 var file_transport_internet_tls_utls_config_proto_rawDesc = []byte{
@@ -91,7 +148,7 @@ var file_transport_internet_tls_utls_config_proto_rawDesc = []byte{
 	0x65, 0x78, 0x74, 0x2f, 0x65, 0x78, 0x74, 0x65, 0x6e, 0x73, 0x69, 0x6f, 0x6e, 0x73, 0x2e, 0x70,
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+	0x66, 0x69, 0x67, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x22, 0xef, 0x01, 0x0a, 0x06, 0x43, 0x6f,
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@@ -99,19 +156,29 @@ var file_transport_internet_tls_utls_config_proto_rawDesc = []byte{
 	0x66, 0x69, 0x67, 0x52, 0x09, 0x74, 0x6c, 0x73, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x12, 0x18,
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+	0x2e, 0x55, 0x54, 0x6c, 0x73, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -126,18 +193,21 @@ func file_transport_internet_tls_utls_config_proto_rawDescGZIP() []byte {
 	return file_transport_internet_tls_utls_config_proto_rawDescData
 }
 
+var file_transport_internet_tls_utls_config_proto_enumTypes = make([]protoimpl.EnumInfo, 1)
 var file_transport_internet_tls_utls_config_proto_msgTypes = make([]protoimpl.MessageInfo, 1)
 var file_transport_internet_tls_utls_config_proto_goTypes = []interface{}{
-	(*Config)(nil),     // 0: v2ray.core.transport.internet.tls.utls.Config
-	(*tls.Config)(nil), // 1: v2ray.core.transport.internet.tls.Config
+	(ForcedALPN)(0),    // 0: v2ray.core.transport.internet.tls.utls.ForcedALPN
+	(*Config)(nil),     // 1: v2ray.core.transport.internet.tls.utls.Config
+	(*tls.Config)(nil), // 2: v2ray.core.transport.internet.tls.Config
 }
 var file_transport_internet_tls_utls_config_proto_depIdxs = []int32{
-	1, // 0: v2ray.core.transport.internet.tls.utls.Config.tls_config:type_name -> v2ray.core.transport.internet.tls.Config
-	1, // [1:1] is the sub-list for method output_type
-	1, // [1:1] is the sub-list for method input_type
-	1, // [1:1] is the sub-list for extension type_name
-	1, // [1:1] is the sub-list for extension extendee
-	0, // [0:1] is the sub-list for field type_name
+	2, // 0: v2ray.core.transport.internet.tls.utls.Config.tls_config:type_name -> v2ray.core.transport.internet.tls.Config
+	0, // 1: v2ray.core.transport.internet.tls.utls.Config.force_alpn:type_name -> v2ray.core.transport.internet.tls.utls.ForcedALPN
+	2, // [2:2] is the sub-list for method output_type
+	2, // [2:2] is the sub-list for method input_type
+	2, // [2:2] is the sub-list for extension type_name
+	2, // [2:2] is the sub-list for extension extendee
+	0, // [0:2] is the sub-list for field type_name
 }
 
 func init() { file_transport_internet_tls_utls_config_proto_init() }
@@ -164,13 +234,14 @@ func file_transport_internet_tls_utls_config_proto_init() {
 		File: protoimpl.DescBuilder{
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_transport_internet_tls_utls_config_proto_rawDesc,
-			NumEnums:      0,
+			NumEnums:      1,
 			NumMessages:   1,
 			NumExtensions: 0,
 			NumServices:   0,
 		},
 		GoTypes:           file_transport_internet_tls_utls_config_proto_goTypes,
 		DependencyIndexes: file_transport_internet_tls_utls_config_proto_depIdxs,
+		EnumInfos:         file_transport_internet_tls_utls_config_proto_enumTypes,
 		MessageInfos:      file_transport_internet_tls_utls_config_proto_msgTypes,
 	}.Build()
 	File_transport_internet_tls_utls_config_proto = out.File