diff --git a/Telegram/SourceFiles/facades.cpp b/Telegram/SourceFiles/facades.cpp
index 1c5c1ebcc..fb2bf04e5 100644
--- a/Telegram/SourceFiles/facades.cpp
+++ b/Telegram/SourceFiles/facades.cpp
@@ -38,29 +38,39 @@ namespace App {
 		if (MainWidget *m = main()) m->sendBotCommand(peer, cmd, replyTo);
 	}
 
-	void sendBotCallback(PeerData *peer, const QByteArray &data, MsgId replyTo) {
-		if (MainWidget *m = main()) m->sendBotCallback(peer, data, replyTo);
-	}
-
 	bool insertBotCommand(const QString &cmd, bool specialGif) {
 		if (MainWidget *m = main()) return m->insertBotCommand(cmd, specialGif);
 		return false;
 	}
 
-	void activateBotCommand(PeerData *peer, const HistoryMessageReplyMarkup::Button &button, MsgId replyTo) {
-		switch (button.type) {
+	void activateBotCommand(const HistoryItem *msg, int row, int col) {
+		const HistoryMessageReplyMarkup::Button *button = nullptr;
+		if (auto *markup = msg->Get<HistoryMessageReplyMarkup>()) {
+			if (row < markup->rows.size()) {
+				const HistoryMessageReplyMarkup::ButtonRow &buttonRow(markup->rows.at(row));
+				if (col < buttonRow.size()) {
+					button = &buttonRow.at(col);
+				}
+			}
+		}
+		if (!button) return;
+
+		switch (button->type) {
 		case HistoryMessageReplyMarkup::Button::Default: {
-			// copy string before passing it to the sending method
-			// the original button can be destroyed inside
-			sendBotCommand(peer, QString(button.text), replyTo);
+			// Copy string before passing it to the sending method
+			// because the original button can be destroyed inside.
+			MsgId replyTo = (msg->id > 0) ? msg->id : 0;
+			sendBotCommand(msg->history()->peer, QString(button->text), replyTo);
 		} break;
 
 		case HistoryMessageReplyMarkup::Button::Callback: {
-			sendBotCallback(peer, button.data, replyTo);
+			if (MainWidget *m = main()) {
+				m->app_sendBotCallback(button, msg, row, col);
+			}
 		} break;
 
 		case HistoryMessageReplyMarkup::Button::Url: {
-			auto url = QString::fromUtf8(button.data);
+			auto url = QString::fromUtf8(button->data);
 			HiddenUrlClickHandler(url).onClick(Qt::LeftButton);
 		} break;
 
@@ -69,7 +79,7 @@ namespace App {
 		} break;
 
 		case HistoryMessageReplyMarkup::Button::RequestPhone: {
-			SharePhoneConfirmBox *box = new SharePhoneConfirmBox(peer);
+			SharePhoneConfirmBox *box = new SharePhoneConfirmBox(msg->history()->peer);
 			box->connect(box, SIGNAL(confirmed(PeerData*)), App::main(), SLOT(onSharePhoneWithBot(PeerData*)));
 			Ui::showLayer(box);
 		} break;
diff --git a/Telegram/SourceFiles/facades.h b/Telegram/SourceFiles/facades.h
index 6d0651a4a..8adec8d7f 100644
--- a/Telegram/SourceFiles/facades.h
+++ b/Telegram/SourceFiles/facades.h
@@ -25,9 +25,8 @@ class LayeredWidget;
 namespace App {
 
 	void sendBotCommand(PeerData *peer, const QString &cmd, MsgId replyTo = 0);
-	void sendBotCallback(PeerData *peer, const QByteArray &data, MsgId replyTo);
 	bool insertBotCommand(const QString &cmd, bool specialGif = false);
-	void activateBotCommand(PeerData *peer, const HistoryMessageReplyMarkup::Button &button, MsgId replyTo = 0);
+	void activateBotCommand(const HistoryItem *msg, int row, int col);
 	void searchByHashtag(const QString &tag, PeerData *inPeer);
 	void openPeerByName(const QString &username, MsgId msgId = ShowAtUnreadMsgId, const QString &startToken = QString());
 	void joinGroupByHash(const QString &hash);
diff --git a/Telegram/SourceFiles/history.cpp b/Telegram/SourceFiles/history.cpp
index ef6fcdba1..c98bedf48 100644
--- a/Telegram/SourceFiles/history.cpp
+++ b/Telegram/SourceFiles/history.cpp
@@ -2753,19 +2753,6 @@ public:
 		_fullDisplayed = full;
 	}
 
-protected:
-	void onClickImpl() const override {
-		if (auto button = getButton()) {
-			MsgId replyTo = (_item->id > 0) ? _item->id : 0;
-			App::activateBotCommand(_item->history()->peer, *button, replyTo);
-		}
-	}
-
-private:
-	const HistoryItem *_item = nullptr;
-	int _row, _col;
-	bool _fullDisplayed = true;
-
 	// Finds the corresponding button in the items markup struct.
 	// If the button is not found it returns nullptr.
 	// Note: it is possible that we will point to the different button
@@ -2782,6 +2769,16 @@ private:
 		return nullptr;
 	}
 
+protected:
+	void onClickImpl() const override {
+		App::activateBotCommand(_item, _row, _col);
+	}
+
+private:
+	const HistoryItem *_item = nullptr;
+	int _row, _col;
+	bool _fullDisplayed = true;
+
 	// Returns the full text of the corresponding button.
 	QString text() const {
 		if (auto button = getButton()) {
@@ -2993,6 +2990,13 @@ void ReplyKeyboard::Style::paintButton(Painter &p, const ReplyKeyboard::Button &
 
 	paintButtonBg(p, rect, pressed, button.howMuchOver);
 	paintButtonIcon(p, rect, button.type);
+	if (button.type == HistoryMessageReplyMarkup::Button::Callback) {
+		if (const HistoryMessageReplyMarkup::Button *data = button.link->getButton()) {
+			if (data->requestId) {
+				paintButtonLoading(p, rect);
+			}
+		}
+	}
 
 	int tx = rect.x(), tw = rect.width();
 	if (tw > st::botKbFont->elidew + _st->padding * 2) {
@@ -3024,21 +3028,21 @@ void HistoryMessageReplyMarkup::createFromButtonRows(const QVector<MTPKeyboardBu
 				for_const(const MTPKeyboardButton &button, b) {
 					switch (button.type()) {
 					case mtpc_keyboardButton: {
-						buttonRow.push_back({ Button::Default, qs(button.c_keyboardButton().vtext), QByteArray() });
+						buttonRow.push_back({ Button::Default, qs(button.c_keyboardButton().vtext), QByteArray(), 0 });
 					} break;
 					case mtpc_keyboardButtonCallback: {
 						const auto &buttonData(button.c_keyboardButtonCallback());
-						buttonRow.push_back({ Button::Callback, qs(buttonData.vtext), qba(buttonData.vdata) });
+						buttonRow.push_back({ Button::Callback, qs(buttonData.vtext), qba(buttonData.vdata), 0 });
 					} break;
 					case mtpc_keyboardButtonRequestGeoLocation: {
-						buttonRow.push_back({ Button::RequestLocation, qs(button.c_keyboardButtonRequestGeoLocation().vtext), QByteArray() });
+						buttonRow.push_back({ Button::RequestLocation, qs(button.c_keyboardButtonRequestGeoLocation().vtext), QByteArray(), 0 });
 					} break;
 					case mtpc_keyboardButtonRequestPhone: {
-						buttonRow.push_back({ Button::RequestPhone, qs(button.c_keyboardButtonRequestPhone().vtext), QByteArray() });
+						buttonRow.push_back({ Button::RequestPhone, qs(button.c_keyboardButtonRequestPhone().vtext), QByteArray(), 0 });
 					} break;
 					case mtpc_keyboardButtonUrl: {
 						const auto &buttonData(button.c_keyboardButtonUrl());
-						buttonRow.push_back({ Button::Url, qs(buttonData.vtext), qba(buttonData.vurl) });
+						buttonRow.push_back({ Button::Url, qs(buttonData.vtext), qba(buttonData.vurl), 0 });
 					} break;
 					}
 				}
@@ -6628,7 +6632,6 @@ void HistoryMessage::KeyboardStyle::paintButtonIcon(Painter &p, const QRect &rec
 	style::sprite sprite;
 	switch (type) {
 	case HistoryMessageReplyMarkup::Button::Url: sprite = st::msgBotKbUrlIcon; break;
-	case HistoryMessageReplyMarkup::Button::Callback: sprite = st::msgBotKbCallbackIcon; break;
 	case HistoryMessageReplyMarkup::Button::RequestPhone: sprite = st::msgBotKbRequestPhoneIcon; break;
 	case HistoryMessageReplyMarkup::Button::RequestLocation: sprite = st::msgBotKbRequestLocationIcon; break;
 	}
@@ -6637,13 +6640,18 @@ void HistoryMessage::KeyboardStyle::paintButtonIcon(Painter &p, const QRect &rec
 	}
 }
 
+void HistoryMessage::KeyboardStyle::paintButtonLoading(Painter &p, const QRect &rect) const {
+	style::sprite sprite = st::msgInvSendingImg;
+	p.drawSprite(rect.x() + rect.width() - sprite.pxWidth() - st::msgBotKbIconPadding, rect.y() + rect.height() - sprite.pxHeight() - st::msgBotKbIconPadding, sprite);
+}
+
 int HistoryMessage::KeyboardStyle::minButtonWidth(HistoryMessageReplyMarkup::Button::Type type) const {
 	int result = 2 * buttonPadding(), iconWidth = 0;
 	switch (type) {
 	case HistoryMessageReplyMarkup::Button::Url: iconWidth = st::msgBotKbUrlIcon.pxWidth(); break;
-	case HistoryMessageReplyMarkup::Button::Callback: iconWidth = st::msgBotKbCallbackIcon.pxWidth(); break;
 	case HistoryMessageReplyMarkup::Button::RequestPhone: iconWidth = st::msgBotKbRequestPhoneIcon.pxWidth(); break;
 	case HistoryMessageReplyMarkup::Button::RequestLocation: iconWidth = st::msgBotKbRequestLocationIcon.pxWidth(); break;
+	case HistoryMessageReplyMarkup::Button::Callback: iconWidth = st::msgInvSendingImg.pxWidth(); break;
 	}
 	if (iconWidth > 0) {
 		result = std::min(result, iconWidth + 2 * int(st::msgBotKbIconPadding));
diff --git a/Telegram/SourceFiles/history.h b/Telegram/SourceFiles/history.h
index 9cf6db042..1ad7fd6a1 100644
--- a/Telegram/SourceFiles/history.h
+++ b/Telegram/SourceFiles/history.h
@@ -1107,6 +1107,7 @@ struct HistoryMessageReplyMarkup : public BaseComponent<HistoryMessageReplyMarku
 		Type type;
 		QString text;
 		QByteArray data;
+		mutable mtpRequestId requestId;
 	};
 	using ButtonRow = QVector<Button>;
 	using ButtonRows = QVector<ButtonRow>;
@@ -1150,6 +1151,7 @@ public:
 	protected:
 		virtual void paintButtonBg(Painter &p, const QRect &rect, bool pressed, float64 howMuchOver) const = 0;
 		virtual void paintButtonIcon(Painter &p, const QRect &rect, HistoryMessageReplyMarkup::Button::Type type) const = 0;
+		virtual void paintButtonLoading(Painter &p, const QRect &rect) const = 0;
 		virtual int minButtonWidth(HistoryMessageReplyMarkup::Button::Type type) const = 0;
 
 	private:
@@ -2924,6 +2926,7 @@ private:
 	protected:
 		void paintButtonBg(Painter &p, const QRect &rect, bool down, float64 howMuchOver) const override;
 		void paintButtonIcon(Painter &p, const QRect &rect, HistoryMessageReplyMarkup::Button::Type type) const override;
+		void paintButtonLoading(Painter &p, const QRect &rect) const override;
 		int minButtonWidth(HistoryMessageReplyMarkup::Button::Type type) const override;
 
 	};
diff --git a/Telegram/SourceFiles/historywidget.cpp b/Telegram/SourceFiles/historywidget.cpp
index f76585098..c027dc448 100644
--- a/Telegram/SourceFiles/historywidget.cpp
+++ b/Telegram/SourceFiles/historywidget.cpp
@@ -2174,12 +2174,15 @@ void BotKeyboard::Style::paintButtonBg(Painter &p, const QRect &rect, bool down,
 }
 
 void BotKeyboard::Style::paintButtonIcon(Painter &p, const QRect &rect, HistoryMessageReplyMarkup::Button::Type type) const {
-	// they should not appear here
+	// Buttons with icons should not appear here.
+}
+
+void BotKeyboard::Style::paintButtonLoading(Painter &p, const QRect &rect) const {
+	// Buttons with loading progress should not appear here.
 }
 
 int BotKeyboard::Style::minButtonWidth(HistoryMessageReplyMarkup::Button::Type type) const {
 	int result = 2 * buttonPadding();
-	// they should not appear here
 	return result;
 }
 
@@ -5161,7 +5164,9 @@ void HistoryWidget::sendBotCommand(PeerData *peer, const QString &cmd, MsgId rep
 
 	App::main()->sendMessage(_history, toSend, replyTo ? ((!_peer->isUser()/* && (botStatus == 0 || botStatus == 2)*/) ? replyTo : -1) : 0, false, false);
 	if (replyTo) {
-		cancelReply();
+		if (_replyToId == replyTo) {
+			cancelReply();
+		}
 		if (_keyboard.singleUse() && _keyboard.hasMarkup() && lastKeyboardUsed) {
 			if (_kbShown) onKbToggle(false);
 			_history->lastKeyboardUsed = true;
@@ -5171,23 +5176,37 @@ void HistoryWidget::sendBotCommand(PeerData *peer, const QString &cmd, MsgId rep
 	_field.setFocus();
 }
 
-void HistoryWidget::sendBotCallback(PeerData *peer, const QByteArray &data, MsgId replyTo) {
-	if (!_peer || _peer != peer) return;
+void HistoryWidget::app_sendBotCallback(const HistoryMessageReplyMarkup::Button *button, const HistoryItem *msg, int row, int col) {
+	if (msg->id < 0 || _peer != msg->history()->peer) {
+		return;
+	}
 
-	bool lastKeyboardUsed = (_keyboard.forMsgId() == FullMsgId(_channel, _history->lastKeyboardId)) && (_keyboard.forMsgId() == FullMsgId(_channel, replyTo));
+	bool lastKeyboardUsed = (_keyboard.forMsgId() == FullMsgId(_channel, _history->lastKeyboardId)) && (_keyboard.forMsgId() == FullMsgId(_channel, msg->id));
 
-	MTP::send(MTPmessages_GetBotCallbackAnswer(_peer->input, MTP_int(replyTo), MTP_bytes(data)), rpcDone(&HistoryWidget::botCallbackDone), rpcFail(&HistoryWidget::botCallbackFail));
+	BotCallbackInfo info = { msg->fullId(), row, col };
+	button->requestId = MTP::send(MTPmessages_GetBotCallbackAnswer(_peer->input, MTP_int(msg->id), MTP_bytes(button->data)), rpcDone(&HistoryWidget::botCallbackDone, info), rpcFail(&HistoryWidget::botCallbackFail, info));
+	Ui::repaintHistoryItem(msg);
 
-	if (replyTo) {
+	if (_replyToId == msg->id) {
 		cancelReply();
-		if (_keyboard.singleUse() && _keyboard.hasMarkup() && lastKeyboardUsed) {
-			if (_kbShown) onKbToggle(false);
-			_history->lastKeyboardUsed = true;
-		}
+	}
+	if (_keyboard.singleUse() && _keyboard.hasMarkup() && lastKeyboardUsed) {
+		if (_kbShown) onKbToggle(false);
+		_history->lastKeyboardUsed = true;
 	}
 }
 
-void HistoryWidget::botCallbackDone(const MTPmessages_BotCallbackAnswer &answer) {
+void HistoryWidget::botCallbackDone(BotCallbackInfo info, const MTPmessages_BotCallbackAnswer &answer, mtpRequestId req) {
+	if (HistoryItem *item = App::histItemById(info.msgId)) {
+		if (auto *markup = item->Get<HistoryMessageReplyMarkup>()) {
+			if (info.row < markup->rows.size() && info.col < markup->rows.at(info.row).size()) {
+				if (markup->rows.at(info.row).at(info.col).requestId == req) {
+					markup->rows.at(info.row).at(info.col).requestId = 0;
+					Ui::repaintHistoryItem(item);
+				}
+			}
+		}
+	}
 	if (answer.type() == mtpc_messages_botCallbackAnswer) {
 		const auto &answerData(answer.c_messages_botCallbackAnswer());
 		if (answerData.has_message()) {
@@ -5196,9 +5215,20 @@ void HistoryWidget::botCallbackDone(const MTPmessages_BotCallbackAnswer &answer)
 	}
 }
 
-bool HistoryWidget::botCallbackFail(const RPCError &error) {
+bool HistoryWidget::botCallbackFail(BotCallbackInfo info, const RPCError &error, mtpRequestId req) {
 	if (mtpIsFlood(error)) return false;
 
+	if (HistoryItem *item = App::histItemById(info.msgId)) {
+		if (auto *markup = item->Get<HistoryMessageReplyMarkup>()) {
+			if (info.row < markup->rows.size() && info.col < markup->rows.at(info.row).size()) {
+				if (markup->rows.at(info.row).at(info.col).requestId == req) {
+					markup->rows.at(info.row).at(info.col).requestId = 0;
+					Ui::repaintHistoryItem(item);
+				}
+			}
+		}
+	}
+
 	return true;
 }
 
diff --git a/Telegram/SourceFiles/historywidget.h b/Telegram/SourceFiles/historywidget.h
index 8dc1a973c..88e3bfc55 100644
--- a/Telegram/SourceFiles/historywidget.h
+++ b/Telegram/SourceFiles/historywidget.h
@@ -374,6 +374,7 @@ private:
 	protected:
 		void paintButtonBg(Painter &p, const QRect &rect, bool down, float64 howMuchOver) const override;
 		void paintButtonIcon(Painter &p, const QRect &rect, HistoryMessageReplyMarkup::Button::Type type) const override;
+		void paintButtonLoading(Painter &p, const QRect &rect) const override;
 		int minButtonWidth(HistoryMessageReplyMarkup::Button::Type type) const override;
 
 	private:
@@ -622,7 +623,6 @@ public:
 	void onListEscapePressed();
 
 	void sendBotCommand(PeerData *peer, const QString &cmd, MsgId replyTo);
-	void sendBotCallback(PeerData *peer, const QByteArray &data, MsgId replyTo);
 	bool insertBotCommand(const QString &cmd, bool specialGif);
 
 	bool eventFilter(QObject *obj, QEvent *e) override;
@@ -668,6 +668,8 @@ public:
 
 	bool isItemVisible(HistoryItem *item);
 
+	void app_sendBotCallback(const HistoryMessageReplyMarkup::Button *button, const HistoryItem *msg, int row, int col);
+
 	void ui_repaintHistoryItem(const HistoryItem *item);
 	void ui_repaintInlineItem(const InlineBots::Layout::ItemBase *gif);
 	bool ui_isInlineItemVisible(const InlineBots::Layout::ItemBase *layout);
@@ -881,8 +883,12 @@ private:
 	void addMessagesToFront(PeerData *peer, const QVector<MTPMessage> &messages, const QVector<MTPMessageGroup> *collapsed);
 	void addMessagesToBack(PeerData *peer, const QVector<MTPMessage> &messages, const QVector<MTPMessageGroup> *collapsed);
 
-	void botCallbackDone(const MTPmessages_BotCallbackAnswer &answer);
-	bool botCallbackFail(const RPCError &error);
+	struct BotCallbackInfo {
+		FullMsgId msgId;
+		int row, col;
+	};
+	void botCallbackDone(BotCallbackInfo info, const MTPmessages_BotCallbackAnswer &answer, mtpRequestId req);
+	bool botCallbackFail(BotCallbackInfo info, const RPCError &error, mtpRequestId req);
 
 	enum ScrollChangeType {
 		ScrollChangeNone,
diff --git a/Telegram/SourceFiles/mainwidget.cpp b/Telegram/SourceFiles/mainwidget.cpp
index 4bc2b95a9..dd9928dc6 100644
--- a/Telegram/SourceFiles/mainwidget.cpp
+++ b/Telegram/SourceFiles/mainwidget.cpp
@@ -1524,8 +1524,8 @@ void MainWidget::sendBotCommand(PeerData *peer, const QString &cmd, MsgId replyT
 	history.sendBotCommand(peer, cmd, replyTo);
 }
 
-void MainWidget::sendBotCallback(PeerData *peer, const QByteArray &data, MsgId replyTo) {
-	history.sendBotCallback(peer, data, replyTo);
+void MainWidget::app_sendBotCallback(const HistoryMessageReplyMarkup::Button *button, const HistoryItem *msg, int row, int col) {
+	history.app_sendBotCallback(button, msg, row, col);
 }
 
 bool MainWidget::insertBotCommand(const QString &cmd, bool specialGif) {
diff --git a/Telegram/SourceFiles/mainwidget.h b/Telegram/SourceFiles/mainwidget.h
index 72d17c765..5ecfa80af 100644
--- a/Telegram/SourceFiles/mainwidget.h
+++ b/Telegram/SourceFiles/mainwidget.h
@@ -352,7 +352,6 @@ public:
 	void stopAnimActive();
 
 	void sendBotCommand(PeerData *peer, const QString &cmd, MsgId replyTo);
-	void sendBotCallback(PeerData *peer, const QByteArray &data, MsgId replyTo);
 	bool insertBotCommand(const QString &cmd, bool specialGif);
 
 	void searchMessages(const QString &query, PeerData *inPeer);
@@ -442,6 +441,8 @@ public:
 
 	bool isItemVisible(HistoryItem *item);
 
+	void app_sendBotCallback(const HistoryMessageReplyMarkup::Button *button, const HistoryItem *msg, int row, int col);
+
 	void ui_repaintHistoryItem(const HistoryItem *item);
 	void ui_repaintInlineItem(const InlineBots::Layout::ItemBase *layout);
 	bool ui_isInlineItemVisible(const InlineBots::Layout::ItemBase *layout);