diff --git a/bot.go b/bot.go
index 39037b8d..cd853496 100644
--- a/bot.go
+++ b/bot.go
@@ -310,12 +310,16 @@ func hasFilesNeedingUpload(files []RequestFile) bool {
 }
 
 // Request sends a Chattable to Telegram, and returns the APIResponse.
-func (bot *BotAPI) Request(c Chattable) (*APIResponse, error) {
+func (bot *BotAPI) Request(c Chattable, extraParams Params) (*APIResponse, error) {
 	params, err := c.params()
 	if err != nil {
 		return nil, err
 	}
 
+	if extraParams != nil {
+		params.Merge(extraParams)
+	}
+
 	if t, ok := c.(Fileable); ok {
 		files := t.files()
 
@@ -337,8 +341,8 @@ func (bot *BotAPI) Request(c Chattable) (*APIResponse, error) {
 
 // Send will send a Chattable item to Telegram and provides the
 // returned Message.
-func (bot *BotAPI) Send(c Chattable) (Message, error) {
-	resp, err := bot.Request(c)
+func (bot *BotAPI) Send(c Chattable, extraParams Params) (Message, error) {
+	resp, err := bot.Request(c, extraParams)
 	if err != nil {
 		return Message{}, err
 	}
@@ -350,8 +354,8 @@ func (bot *BotAPI) Send(c Chattable) (Message, error) {
 }
 
 // SendMediaGroup sends a media group and returns the resulting messages.
-func (bot *BotAPI) SendMediaGroup(config MediaGroupConfig) ([]Message, error) {
-	resp, err := bot.Request(config)
+func (bot *BotAPI) SendMediaGroup(config MediaGroupConfig, extraParams Params) ([]Message, error) {
+	resp, err := bot.Request(config, extraParams)
 	if err != nil {
 		return nil, err
 	}
@@ -367,7 +371,7 @@ func (bot *BotAPI) SendMediaGroup(config MediaGroupConfig) ([]Message, error) {
 // It requires UserID.
 // Offset and Limit are optional.
 func (bot *BotAPI) GetUserProfilePhotos(config UserProfilePhotosConfig) (UserProfilePhotos, error) {
-	resp, err := bot.Request(config)
+	resp, err := bot.Request(config, nil)
 	if err != nil {
 		return UserProfilePhotos{}, err
 	}
@@ -382,7 +386,7 @@ func (bot *BotAPI) GetUserProfilePhotos(config UserProfilePhotosConfig) (UserPro
 //
 // Requires FileID.
 func (bot *BotAPI) GetFile(config FileConfig) (File, error) {
-	resp, err := bot.Request(config)
+	resp, err := bot.Request(config, nil)
 	if err != nil {
 		return File{}, err
 	}
@@ -401,7 +405,7 @@ func (bot *BotAPI) GetFile(config FileConfig) (File, error) {
 // Set Timeout to a large number to reduce requests, so you can get updates
 // instantly instead of having to wait between requests.
 func (bot *BotAPI) GetUpdates(config UpdateConfig) ([]Update, error) {
-	resp, err := bot.Request(config)
+	resp, err := bot.Request(config, nil)
 	if err != nil {
 		return []Update{}, err
 	}
@@ -554,7 +558,7 @@ func WriteToHTTPResponse(w http.ResponseWriter, c Chattable) error {
 
 // GetChat gets information about a chat.
 func (bot *BotAPI) GetChat(config ChatInfoConfig) (Chat, error) {
-	resp, err := bot.Request(config)
+	resp, err := bot.Request(config, nil)
 	if err != nil {
 		return Chat{}, err
 	}
@@ -570,7 +574,7 @@ func (bot *BotAPI) GetChat(config ChatInfoConfig) (Chat, error) {
 // If none have been appointed, only the creator will be returned.
 // Bots are not shown, even if they are an administrator.
 func (bot *BotAPI) GetChatAdministrators(config ChatAdministratorsConfig) ([]ChatMember, error) {
-	resp, err := bot.Request(config)
+	resp, err := bot.Request(config, nil)
 	if err != nil {
 		return []ChatMember{}, err
 	}
@@ -583,7 +587,7 @@ func (bot *BotAPI) GetChatAdministrators(config ChatAdministratorsConfig) ([]Cha
 
 // GetChatMembersCount gets the number of users in a chat.
 func (bot *BotAPI) GetChatMembersCount(config ChatMemberCountConfig) (int, error) {
-	resp, err := bot.Request(config)
+	resp, err := bot.Request(config, nil)
 	if err != nil {
 		return -1, err
 	}
@@ -596,7 +600,7 @@ func (bot *BotAPI) GetChatMembersCount(config ChatMemberCountConfig) (int, error
 
 // GetChatMember gets a specific chat member.
 func (bot *BotAPI) GetChatMember(config GetChatMemberConfig) (ChatMember, error) {
-	resp, err := bot.Request(config)
+	resp, err := bot.Request(config, nil)
 	if err != nil {
 		return ChatMember{}, err
 	}
@@ -609,7 +613,7 @@ func (bot *BotAPI) GetChatMember(config GetChatMemberConfig) (ChatMember, error)
 
 // GetGameHighScores allows you to get the high scores for a game.
 func (bot *BotAPI) GetGameHighScores(config GetGameHighScoresConfig) ([]GameHighScore, error) {
-	resp, err := bot.Request(config)
+	resp, err := bot.Request(config, nil)
 	if err != nil {
 		return []GameHighScore{}, err
 	}
@@ -622,7 +626,7 @@ func (bot *BotAPI) GetGameHighScores(config GetGameHighScoresConfig) ([]GameHigh
 
 // GetInviteLink get InviteLink for a chat
 func (bot *BotAPI) GetInviteLink(config ChatInviteLinkConfig) (string, error) {
-	resp, err := bot.Request(config)
+	resp, err := bot.Request(config, nil)
 	if err != nil {
 		return "", err
 	}
@@ -635,7 +639,7 @@ func (bot *BotAPI) GetInviteLink(config ChatInviteLinkConfig) (string, error) {
 
 // GetStickerSet returns a StickerSet.
 func (bot *BotAPI) GetStickerSet(config GetStickerSetConfig) (StickerSet, error) {
-	resp, err := bot.Request(config)
+	resp, err := bot.Request(config, nil)
 	if err != nil {
 		return StickerSet{}, err
 	}
@@ -648,7 +652,7 @@ func (bot *BotAPI) GetStickerSet(config GetStickerSetConfig) (StickerSet, error)
 
 // StopPoll stops a poll and returns the result.
 func (bot *BotAPI) StopPoll(config StopPollConfig) (Poll, error) {
-	resp, err := bot.Request(config)
+	resp, err := bot.Request(config, nil)
 	if err != nil {
 		return Poll{}, err
 	}
@@ -666,7 +670,7 @@ func (bot *BotAPI) GetMyCommands() ([]BotCommand, error) {
 
 // GetMyCommandsWithConfig gets the currently registered commands with a config.
 func (bot *BotAPI) GetMyCommandsWithConfig(config GetMyCommandsConfig) ([]BotCommand, error) {
-	resp, err := bot.Request(config)
+	resp, err := bot.Request(config, nil)
 	if err != nil {
 		return nil, err
 	}
@@ -681,7 +685,7 @@ func (bot *BotAPI) GetMyCommandsWithConfig(config GetMyCommandsConfig) ([]BotCom
 // forwardMessage, but the copied message doesn't have a link to the original
 // message. Returns the MessageID of the sent message on success.
 func (bot *BotAPI) CopyMessage(config CopyMessageConfig) (MessageID, error) {
-	resp, err := bot.Request(config)
+	resp, err := bot.Request(config, nil)
 	if err != nil {
 		return MessageID{}, err
 	}
@@ -697,7 +701,7 @@ func (bot *BotAPI) CopyMessage(config CopyMessageConfig) (MessageID, error) {
 func (bot *BotAPI) AnswerWebAppQuery(config AnswerWebAppQueryConfig) (SentWebAppMessage, error) {
 	var sentWebAppMessage SentWebAppMessage
 
-	resp, err := bot.Request(config)
+	resp, err := bot.Request(config, nil)
 	if err != nil {
 		return sentWebAppMessage, err
 	}
@@ -710,7 +714,7 @@ func (bot *BotAPI) AnswerWebAppQuery(config AnswerWebAppQueryConfig) (SentWebApp
 func (bot *BotAPI) GetMyDefaultAdministratorRights(config GetMyDefaultAdministratorRightsConfig) (ChatAdministratorRights, error) {
 	var rights ChatAdministratorRights
 
-	resp, err := bot.Request(config)
+	resp, err := bot.Request(config, nil)
 	if err != nil {
 		return rights, err
 	}
diff --git a/bot_test.go b/bot_test.go
index 7abd790a..2bfcce4b 100644
--- a/bot_test.go
+++ b/bot_test.go
@@ -73,7 +73,7 @@ func TestSendWithMessage(t *testing.T) {
 
 	msg := NewMessage(ChatID, "A test message from the test library in telegram-bot-api")
 	msg.ParseMode = ModeMarkdown
-	_, err := bot.Send(msg)
+	_, err := bot.Send(msg, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -85,7 +85,7 @@ func TestSendWithMessageReply(t *testing.T) {
 
 	msg := NewMessage(ChatID, "A test message from the test library in telegram-bot-api")
 	msg.ReplyToMessageID = ReplyToMessageID
-	_, err := bot.Send(msg)
+	_, err := bot.Send(msg, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -96,7 +96,7 @@ func TestSendWithMessageForward(t *testing.T) {
 	bot, _ := getBot(t)
 
 	msg := NewForward(ChatID, ChatID, ReplyToMessageID)
-	_, err := bot.Send(msg)
+	_, err := bot.Send(msg, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -107,7 +107,7 @@ func TestCopyMessage(t *testing.T) {
 	bot, _ := getBot(t)
 
 	msg := NewMessage(ChatID, "A test message from the test library in telegram-bot-api")
-	message, err := bot.Send(msg)
+	message, err := bot.Send(msg, nil)
 	if err != nil {
 		t.Error(err)
 	}
@@ -128,7 +128,7 @@ func TestSendWithNewPhoto(t *testing.T) {
 
 	msg := NewPhoto(ChatID, FilePath("tests/image.jpg"))
 	msg.Caption = "Test"
-	_, err := bot.Send(msg)
+	_, err := bot.Send(msg, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -143,7 +143,7 @@ func TestSendWithNewPhotoWithFileBytes(t *testing.T) {
 
 	msg := NewPhoto(ChatID, b)
 	msg.Caption = "Test"
-	_, err := bot.Send(msg)
+	_, err := bot.Send(msg, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -158,7 +158,7 @@ func TestSendWithNewPhotoWithFileReader(t *testing.T) {
 
 	msg := NewPhoto(ChatID, reader)
 	msg.Caption = "Test"
-	_, err := bot.Send(msg)
+	_, err := bot.Send(msg, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -171,7 +171,7 @@ func TestSendWithNewPhotoReply(t *testing.T) {
 	msg := NewPhoto(ChatID, FilePath("tests/image.jpg"))
 	msg.ReplyToMessageID = ReplyToMessageID
 
-	_, err := bot.Send(msg)
+	_, err := bot.Send(msg, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -183,7 +183,7 @@ func TestSendNewPhotoToChannel(t *testing.T) {
 
 	msg := NewPhotoToChannel(Channel, FilePath("tests/image.jpg"))
 	msg.Caption = "Test"
-	_, err := bot.Send(msg)
+	_, err := bot.Send(msg, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -199,7 +199,7 @@ func TestSendNewPhotoToChannelFileBytes(t *testing.T) {
 
 	msg := NewPhotoToChannel(Channel, b)
 	msg.Caption = "Test"
-	_, err := bot.Send(msg)
+	_, err := bot.Send(msg, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -215,7 +215,7 @@ func TestSendNewPhotoToChannelFileReader(t *testing.T) {
 
 	msg := NewPhotoToChannel(Channel, reader)
 	msg.Caption = "Test"
-	_, err := bot.Send(msg)
+	_, err := bot.Send(msg, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -228,7 +228,7 @@ func TestSendWithExistingPhoto(t *testing.T) {
 
 	msg := NewPhoto(ChatID, FileID(ExistingPhotoFileID))
 	msg.Caption = "Test"
-	_, err := bot.Send(msg)
+	_, err := bot.Send(msg, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -239,7 +239,7 @@ func TestSendWithNewDocument(t *testing.T) {
 	bot, _ := getBot(t)
 
 	msg := NewDocument(ChatID, FilePath("tests/image.jpg"))
-	_, err := bot.Send(msg)
+	_, err := bot.Send(msg, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -251,7 +251,7 @@ func TestSendWithNewDocumentAndThumb(t *testing.T) {
 
 	msg := NewDocument(ChatID, FilePath("tests/voice.ogg"))
 	msg.Thumb = FilePath("tests/image.jpg")
-	_, err := bot.Send(msg)
+	_, err := bot.Send(msg, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -262,7 +262,7 @@ func TestSendWithExistingDocument(t *testing.T) {
 	bot, _ := getBot(t)
 
 	msg := NewDocument(ChatID, FileID(ExistingDocumentFileID))
-	_, err := bot.Send(msg)
+	_, err := bot.Send(msg, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -276,7 +276,7 @@ func TestSendWithNewAudio(t *testing.T) {
 	msg.Title = "TEST"
 	msg.Duration = 10
 	msg.Performer = "TEST"
-	_, err := bot.Send(msg)
+	_, err := bot.Send(msg, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -291,7 +291,7 @@ func TestSendWithExistingAudio(t *testing.T) {
 	msg.Duration = 10
 	msg.Performer = "TEST"
 
-	_, err := bot.Send(msg)
+	_, err := bot.Send(msg, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -303,7 +303,7 @@ func TestSendWithNewVoice(t *testing.T) {
 
 	msg := NewVoice(ChatID, FilePath("tests/voice.ogg"))
 	msg.Duration = 10
-	_, err := bot.Send(msg)
+	_, err := bot.Send(msg, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -315,7 +315,7 @@ func TestSendWithExistingVoice(t *testing.T) {
 
 	msg := NewVoice(ChatID, FileID(ExistingVoiceFileID))
 	msg.Duration = 10
-	_, err := bot.Send(msg)
+	_, err := bot.Send(msg, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -327,7 +327,7 @@ func TestSendWithContact(t *testing.T) {
 
 	contact := NewContact(ChatID, "5551234567", "Test")
 
-	if _, err := bot.Send(contact); err != nil {
+	if _, err := bot.Send(contact, nil); err != nil {
 		t.Error(err)
 	}
 }
@@ -335,7 +335,7 @@ func TestSendWithContact(t *testing.T) {
 func TestSendWithLocation(t *testing.T) {
 	bot, _ := getBot(t)
 
-	_, err := bot.Send(NewLocation(ChatID, 40, 40))
+	_, err := bot.Send(NewLocation(ChatID, 40, 40), nil)
 
 	if err != nil {
 		t.Error(err)
@@ -347,7 +347,7 @@ func TestSendWithVenue(t *testing.T) {
 
 	venue := NewVenue(ChatID, "A Test Location", "123 Test Street", 40, 40)
 
-	if _, err := bot.Send(venue); err != nil {
+	if _, err := bot.Send(venue, nil); err != nil {
 		t.Error(err)
 	}
 }
@@ -359,7 +359,7 @@ func TestSendWithNewVideo(t *testing.T) {
 	msg.Duration = 10
 	msg.Caption = "TEST"
 
-	_, err := bot.Send(msg)
+	_, err := bot.Send(msg, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -373,7 +373,7 @@ func TestSendWithExistingVideo(t *testing.T) {
 	msg.Duration = 10
 	msg.Caption = "TEST"
 
-	_, err := bot.Send(msg)
+	_, err := bot.Send(msg, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -386,7 +386,7 @@ func TestSendWithNewVideoNote(t *testing.T) {
 	msg := NewVideoNote(ChatID, 240, FilePath("tests/videonote.mp4"))
 	msg.Duration = 10
 
-	_, err := bot.Send(msg)
+	_, err := bot.Send(msg, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -399,7 +399,7 @@ func TestSendWithExistingVideoNote(t *testing.T) {
 	msg := NewVideoNote(ChatID, 240, FileID(ExistingVideoNoteFileID))
 	msg.Duration = 10
 
-	_, err := bot.Send(msg)
+	_, err := bot.Send(msg, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -411,7 +411,7 @@ func TestSendWithNewSticker(t *testing.T) {
 
 	msg := NewSticker(ChatID, FilePath("tests/image.jpg"))
 
-	_, err := bot.Send(msg)
+	_, err := bot.Send(msg, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -423,7 +423,7 @@ func TestSendWithExistingSticker(t *testing.T) {
 
 	msg := NewSticker(ChatID, FileID(ExistingStickerFileID))
 
-	_, err := bot.Send(msg)
+	_, err := bot.Send(msg, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -438,7 +438,7 @@ func TestSendWithNewStickerAndKeyboardHide(t *testing.T) {
 		RemoveKeyboard: true,
 		Selective:      false,
 	}
-	_, err := bot.Send(msg)
+	_, err := bot.Send(msg, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -454,7 +454,7 @@ func TestSendWithExistingStickerAndKeyboardHide(t *testing.T) {
 		Selective:      false,
 	}
 
-	_, err := bot.Send(msg)
+	_, err := bot.Send(msg, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -465,7 +465,7 @@ func TestSendWithDice(t *testing.T) {
 	bot, _ := getBot(t)
 
 	msg := NewDice(ChatID)
-	_, err := bot.Send(msg)
+	_, err := bot.Send(msg, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -478,7 +478,7 @@ func TestSendWithDiceWithEmoji(t *testing.T) {
 	bot, _ := getBot(t)
 
 	msg := NewDiceWithEmoji(ChatID, "🏀")
-	_, err := bot.Send(msg)
+	_, err := bot.Send(msg, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -504,7 +504,7 @@ func TestGetFile(t *testing.T) {
 func TestSendChatConfig(t *testing.T) {
 	bot, _ := getBot(t)
 
-	_, err := bot.Request(NewChatAction(ChatID, ChatTyping))
+	_, err := bot.Request(NewChatAction(ChatID, ChatTyping), nil)
 
 	if err != nil {
 		t.Error(err)
@@ -548,14 +548,14 @@ func TestSetWebhookWithCert(t *testing.T) {
 
 	time.Sleep(time.Second * 2)
 
-	bot.Request(DeleteWebhookConfig{})
+	bot.Request(DeleteWebhookConfig{}, nil)
 
 	wh, err := NewWebhookWithCert("https://example.com/tgbotapi-test/"+bot.Token, FilePath("tests/cert.pem"))
 
 	if err != nil {
 		t.Error(err)
 	}
-	_, err = bot.Request(wh)
+	_, err = bot.Request(wh, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -567,7 +567,7 @@ func TestSetWebhookWithCert(t *testing.T) {
 		t.Error(err)
 	}
 
-	bot.Request(DeleteWebhookConfig{})
+	bot.Request(DeleteWebhookConfig{}, nil)
 }
 
 func TestSetWebhookWithoutCert(t *testing.T) {
@@ -575,7 +575,7 @@ func TestSetWebhookWithoutCert(t *testing.T) {
 
 	time.Sleep(time.Second * 2)
 
-	bot.Request(DeleteWebhookConfig{})
+	bot.Request(DeleteWebhookConfig{}, nil)
 
 	wh, err := NewWebhook("https://example.com/tgbotapi-test/" + bot.Token)
 
@@ -583,7 +583,7 @@ func TestSetWebhookWithoutCert(t *testing.T) {
 		t.Error(err)
 	}
 
-	_, err = bot.Request(wh)
+	_, err = bot.Request(wh, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -601,7 +601,7 @@ func TestSetWebhookWithoutCert(t *testing.T) {
 		t.Errorf("failed to set webhook: %s", info.LastErrorMessage)
 	}
 
-	bot.Request(DeleteWebhookConfig{})
+	bot.Request(DeleteWebhookConfig{}, nil)
 }
 
 func TestSendWithMediaGroupPhotoVideo(t *testing.T) {
@@ -613,7 +613,7 @@ func TestSendWithMediaGroupPhotoVideo(t *testing.T) {
 		NewInputMediaVideo(FilePath("tests/video.mp4")),
 	})
 
-	messages, err := bot.SendMediaGroup(cfg)
+	messages, err := bot.SendMediaGroup(cfg, nil)
 	if err != nil {
 		t.Error(err)
 	}
@@ -635,7 +635,7 @@ func TestSendWithMediaGroupDocument(t *testing.T) {
 		NewInputMediaDocument(FilePath("tests/image.jpg")),
 	})
 
-	messages, err := bot.SendMediaGroup(cfg)
+	messages, err := bot.SendMediaGroup(cfg, nil)
 	if err != nil {
 		t.Error(err)
 	}
@@ -657,7 +657,7 @@ func TestSendWithMediaGroupAudio(t *testing.T) {
 		NewInputMediaAudio(FilePath("tests/audio.mp3")),
 	})
 
-	messages, err := bot.SendMediaGroup(cfg)
+	messages, err := bot.SendMediaGroup(cfg, nil)
 	if err != nil {
 		t.Error(err)
 	}
@@ -701,7 +701,7 @@ func ExampleNewBotAPI() {
 		msg := NewMessage(update.Message.Chat.ID, update.Message.Text)
 		msg.ReplyToMessageID = update.Message.MessageID
 
-		bot.Send(msg)
+		bot.Send(msg, nil)
 	}
 }
 
@@ -721,7 +721,7 @@ func ExampleNewWebhook() {
 		panic(err)
 	}
 
-	_, err = bot.Request(wh)
+	_, err = bot.Request(wh, nil)
 
 	if err != nil {
 		panic(err)
@@ -761,7 +761,7 @@ func ExampleWebhookHandler() {
 		panic(err)
 	}
 
-	_, err = bot.Request(wh)
+	_, err = bot.Request(wh, nil)
 	if err != nil {
 		panic(err)
 	}
@@ -813,7 +813,7 @@ func ExampleInlineConfig() {
 			Results:       []interface{}{article},
 		}
 
-		if _, err := bot.Request(inlineConf); err != nil {
+		if _, err := bot.Request(inlineConf, nil); err != nil {
 			log.Println(err)
 		}
 	}
@@ -824,13 +824,13 @@ func TestDeleteMessage(t *testing.T) {
 
 	msg := NewMessage(ChatID, "A test message from the test library in telegram-bot-api")
 	msg.ParseMode = ModeMarkdown
-	message, _ := bot.Send(msg)
+	message, _ := bot.Send(msg, nil)
 
 	deleteMessageConfig := DeleteMessageConfig{
 		ChatID:    message.Chat.ID,
 		MessageID: message.MessageID,
 	}
-	_, err := bot.Request(deleteMessageConfig)
+	_, err := bot.Request(deleteMessageConfig, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -842,14 +842,14 @@ func TestPinChatMessage(t *testing.T) {
 
 	msg := NewMessage(SupergroupChatID, "A test message from the test library in telegram-bot-api")
 	msg.ParseMode = ModeMarkdown
-	message, _ := bot.Send(msg)
+	message, _ := bot.Send(msg, nil)
 
 	pinChatMessageConfig := PinChatMessageConfig{
 		ChatID:              message.Chat.ID,
 		MessageID:           message.MessageID,
 		DisableNotification: false,
 	}
-	_, err := bot.Request(pinChatMessageConfig)
+	_, err := bot.Request(pinChatMessageConfig, nil)
 
 	if err != nil {
 		t.Error(err)
@@ -861,7 +861,7 @@ func TestUnpinChatMessage(t *testing.T) {
 
 	msg := NewMessage(SupergroupChatID, "A test message from the test library in telegram-bot-api")
 	msg.ParseMode = ModeMarkdown
-	message, _ := bot.Send(msg)
+	message, _ := bot.Send(msg, nil)
 
 	// We need pin message to unpin something
 	pinChatMessageConfig := PinChatMessageConfig{
@@ -870,7 +870,7 @@ func TestUnpinChatMessage(t *testing.T) {
 		DisableNotification: false,
 	}
 
-	if _, err := bot.Request(pinChatMessageConfig); err != nil {
+	if _, err := bot.Request(pinChatMessageConfig, nil); err != nil {
 		t.Error(err)
 	}
 
@@ -879,7 +879,7 @@ func TestUnpinChatMessage(t *testing.T) {
 		MessageID: message.MessageID,
 	}
 
-	if _, err := bot.Request(unpinChatMessageConfig); err != nil {
+	if _, err := bot.Request(unpinChatMessageConfig, nil); err != nil {
 		t.Error(err)
 	}
 }
@@ -889,7 +889,7 @@ func TestUnpinAllChatMessages(t *testing.T) {
 
 	msg := NewMessage(SupergroupChatID, "A test message from the test library in telegram-bot-api")
 	msg.ParseMode = ModeMarkdown
-	message, _ := bot.Send(msg)
+	message, _ := bot.Send(msg, nil)
 
 	pinChatMessageConfig := PinChatMessageConfig{
 		ChatID:              message.Chat.ID,
@@ -897,7 +897,7 @@ func TestUnpinAllChatMessages(t *testing.T) {
 		DisableNotification: true,
 	}
 
-	if _, err := bot.Request(pinChatMessageConfig); err != nil {
+	if _, err := bot.Request(pinChatMessageConfig, nil); err != nil {
 		t.Error(err)
 	}
 
@@ -905,7 +905,7 @@ func TestUnpinAllChatMessages(t *testing.T) {
 		ChatID: message.Chat.ID,
 	}
 
-	if _, err := bot.Request(unpinAllChatMessagesConfig); err != nil {
+	if _, err := bot.Request(unpinAllChatMessagesConfig, nil); err != nil {
 		t.Error(err)
 	}
 }
@@ -915,7 +915,7 @@ func TestPolls(t *testing.T) {
 
 	poll := NewPoll(SupergroupChatID, "Are polls working?", "Yes", "No")
 
-	msg, err := bot.Send(poll)
+	msg, err := bot.Send(poll, nil)
 	if err != nil {
 		t.Error(err)
 	}
@@ -943,7 +943,7 @@ func TestSendDice(t *testing.T) {
 
 	dice := NewDice(ChatID)
 
-	msg, err := bot.Send(dice)
+	msg, err := bot.Send(dice, nil)
 	if err != nil {
 		t.Error("Unable to send dice roll")
 	}
@@ -961,7 +961,7 @@ func TestCommands(t *testing.T) {
 		Description: "a test command",
 	})
 
-	if _, err := bot.Request(setCommands); err != nil {
+	if _, err := bot.Request(setCommands, nil); err != nil {
 		t.Error("Unable to set commands")
 	}
 
@@ -983,7 +983,7 @@ func TestCommands(t *testing.T) {
 		Description: "a private command",
 	})
 
-	if _, err := bot.Request(setCommands); err != nil {
+	if _, err := bot.Request(setCommands, nil); err != nil {
 		t.Error("Unable to set commands")
 	}
 
diff --git a/go.mod b/go.mod
index 167e5e45..ffa26d00 100644
--- a/go.mod
+++ b/go.mod
@@ -1,3 +1,3 @@
-module github.com/go-telegram-bot-api/telegram-bot-api/v5
+module github.com/JavadZahedi/telegram-bot-api/v5
 
 go 1.16
diff --git a/params.go b/params.go
index 134f85e4..97f1c29d 100644
--- a/params.go
+++ b/params.go
@@ -95,3 +95,13 @@ func (p Params) AddFirstValid(key string, args ...interface{}) error {
 
 	return nil
 }
+
+func (p Params) Merge(otherParams Params) {
+	if otherParams == nil {
+		return
+	}
+
+	for key, value := range otherParams {
+		p[key] = value
+	}
+}