diff --git a/Telegram/SourceFiles/data/data_document_media.cpp b/Telegram/SourceFiles/data/data_document_media.cpp
index 058b6b02f..83bf70d31 100644
--- a/Telegram/SourceFiles/data/data_document_media.cpp
+++ b/Telegram/SourceFiles/data/data_document_media.cpp
@@ -254,6 +254,7 @@ void DocumentMedia::videoThumbnailWanted(Data::FileOrigin origin) {
 
 void DocumentMedia::setVideoThumbnail(QByteArray content) {
 	_videoThumbnailBytes = std::move(content);
+	_videoThumbnailBytes.detach();
 }
 
 void DocumentMedia::checkStickerLarge() {
diff --git a/Telegram/SourceFiles/data/data_session.cpp b/Telegram/SourceFiles/data/data_session.cpp
index 129bceb44..74d1e226d 100644
--- a/Telegram/SourceFiles/data/data_session.cpp
+++ b/Telegram/SourceFiles/data/data_session.cpp
@@ -414,6 +414,7 @@ not_null<UserData*> Session::processUser(const MTPUser &data) {
 			| Flag::Scam
 			| Flag::Fake
 			| Flag::BotInlineGeo
+			| Flag::Premium
 			| Flag::Support
 			| (!minimal
 				? Flag::Contact
@@ -2827,7 +2828,7 @@ void Session::documentApplyFields(
 		? Images::FromVideoSize(_session, data, *videoThumbnailSize)
 		: ImageWithLocation();
 	const auto isPremiumSticker = videoThumbnailSize
-		&& (videoThumbnailSize->c_videoSize().vtype().v == "fp");
+		&& (videoThumbnailSize->c_videoSize().vtype().v == "f");
 	documentApplyFields(
 		document,
 		data.vaccess_hash().v,
diff --git a/Telegram/SourceFiles/history/admin_log/history_admin_log_inner.cpp b/Telegram/SourceFiles/history/admin_log/history_admin_log_inner.cpp
index 715985fb8..5a4ab88e7 100644
--- a/Telegram/SourceFiles/history/admin_log/history_admin_log_inner.cpp
+++ b/Telegram/SourceFiles/history/admin_log/history_admin_log_inner.cpp
@@ -673,6 +673,9 @@ void InnerWidget::elementReplyTo(const FullMsgId &to) {
 void InnerWidget::elementStartInteraction(not_null<const Element*> view) {
 }
 
+void InnerWidget::elementStartPremium(not_null<const Element*> view) {
+}
+
 void InnerWidget::elementShowSpoilerAnimation() {
 	_spoilerOpacity.stop();
 	_spoilerOpacity.start([=] { update(); }, 0., 1., st::fadeWrapDuration);
diff --git a/Telegram/SourceFiles/history/admin_log/history_admin_log_inner.h b/Telegram/SourceFiles/history/admin_log/history_admin_log_inner.h
index f1f359e85..f51184a0c 100644
--- a/Telegram/SourceFiles/history/admin_log/history_admin_log_inner.h
+++ b/Telegram/SourceFiles/history/admin_log/history_admin_log_inner.h
@@ -138,6 +138,8 @@ public:
 	void elementReplyTo(const FullMsgId &to) override;
 	void elementStartInteraction(
 		not_null<const HistoryView::Element*> view) override;
+	void elementStartPremium(
+		not_null<const HistoryView::Element*> view) override;
 	void elementShowSpoilerAnimation() override;
 
 	~InnerWidget();
diff --git a/Telegram/SourceFiles/history/history_inner_widget.cpp b/Telegram/SourceFiles/history/history_inner_widget.cpp
index 6cfbba110..e982f5b71 100644
--- a/Telegram/SourceFiles/history/history_inner_widget.cpp
+++ b/Telegram/SourceFiles/history/history_inner_widget.cpp
@@ -254,6 +254,11 @@ public:
 			_widget->elementStartInteraction(view);
 		}
 	}
+	void elementStartPremium(not_null<const Element*> view) override {
+		if (_widget) {
+			_widget->elementStartPremium(view);
+		}
+	}
 	void elementShowSpoilerAnimation() override {
 		if (_widget) {
 			_widget->elementShowSpoilerAnimation();
@@ -3171,6 +3176,11 @@ void HistoryInner::elementStartInteraction(not_null<const Element*> view) {
 	_controller->emojiInteractions().startOutgoing(view);
 }
 
+void HistoryInner::elementStartPremium(not_null<const Element*> view) {
+	_emojiInteractions->playPremiumEffect(view);
+	_animatedStickersPlayed.emplace(view->data());
+}
+
 void HistoryInner::elementShowSpoilerAnimation() {
 	_spoilerOpacity.stop();
 	_spoilerOpacity.start([=] { update(); }, 0., 1., st::fadeWrapDuration);
diff --git a/Telegram/SourceFiles/history/history_inner_widget.h b/Telegram/SourceFiles/history/history_inner_widget.h
index 07b8fca9d..503bc1566 100644
--- a/Telegram/SourceFiles/history/history_inner_widget.h
+++ b/Telegram/SourceFiles/history/history_inner_widget.h
@@ -145,6 +145,7 @@ public:
 	not_null<Ui::PathShiftGradient*> elementPathShiftGradient();
 	void elementReplyTo(const FullMsgId &to);
 	void elementStartInteraction(not_null<const Element*> view);
+	void elementStartPremium(not_null<const Element*> view);
 	void elementShowSpoilerAnimation();
 
 	void updateBotInfo(bool recount = true);
diff --git a/Telegram/SourceFiles/history/view/history_view_element.cpp b/Telegram/SourceFiles/history/view/history_view_element.cpp
index ea82ed344..64e7c2f86 100644
--- a/Telegram/SourceFiles/history/view/history_view_element.cpp
+++ b/Telegram/SourceFiles/history/view/history_view_element.cpp
@@ -205,6 +205,10 @@ void SimpleElementDelegate::elementStartInteraction(
 	not_null<const Element*> view) {
 }
 
+void SimpleElementDelegate::elementStartPremium(
+	not_null<const Element*> view) {
+}
+
 void SimpleElementDelegate::elementShowSpoilerAnimation() {
 }
 
diff --git a/Telegram/SourceFiles/history/view/history_view_element.h b/Telegram/SourceFiles/history/view/history_view_element.h
index 504a22f01..7b158446d 100644
--- a/Telegram/SourceFiles/history/view/history_view_element.h
+++ b/Telegram/SourceFiles/history/view/history_view_element.h
@@ -104,6 +104,7 @@ public:
 	virtual not_null<Ui::PathShiftGradient*> elementPathShiftGradient() = 0;
 	virtual void elementReplyTo(const FullMsgId &to) = 0;
 	virtual void elementStartInteraction(not_null<const Element*> view) = 0;
+	virtual void elementStartPremium(not_null<const Element*> view) = 0;
 	virtual void elementShowSpoilerAnimation() = 0;
 
 	virtual ~ElementDelegate() {
@@ -162,6 +163,7 @@ public:
 	not_null<Ui::PathShiftGradient*> elementPathShiftGradient() override;
 	void elementReplyTo(const FullMsgId &to) override;
 	void elementStartInteraction(not_null<const Element*> view) override;
+	void elementStartPremium(not_null<const Element*> view) override;
 	void elementShowSpoilerAnimation() override;
 
 protected:
diff --git a/Telegram/SourceFiles/history/view/history_view_emoji_interactions.cpp b/Telegram/SourceFiles/history/view/history_view_emoji_interactions.cpp
index b882c4952..95faad6e7 100644
--- a/Telegram/SourceFiles/history/view/history_view_emoji_interactions.cpp
+++ b/Telegram/SourceFiles/history/view/history_view_emoji_interactions.cpp
@@ -24,8 +24,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 namespace HistoryView {
 namespace {
 
-constexpr auto kSizeMultiplier = 3;
-constexpr auto kCachesCount = 4;
+constexpr auto kEmojiMultiplier = 3;
+constexpr auto kPremiumMultiplier = 2.25;
+constexpr auto kEmojiCachesCount = 4;
+constexpr auto kPremiumCachesCount = 8;
 constexpr auto kMaxPlays = 5;
 constexpr auto kMaxPlaysWithSmallDelay = 3;
 constexpr auto kSmallDelay = crl::time(200);
@@ -55,6 +57,7 @@ EmojiInteractions::EmojiInteractions(not_null<Main::Session*> session)
 	}, _lifetime);
 
 	_emojiSize = Sticker::EmojiSize();
+	_premiumSize = Sticker::Size();
 }
 
 EmojiInteractions::~EmojiInteractions() = default;
@@ -84,27 +87,63 @@ void EmojiInteractions::play(
 	}
 }
 
+void EmojiInteractions::playPremiumEffect(not_null<const Element*> view) {
+	if (const auto media = view->media()) {
+		if (const auto document = media->getDocument()) {
+			if (document->isPremiumSticker()) {
+				play(
+					QString(),
+					view,
+					document,
+					document->createMediaView()->videoThumbnailContent(),
+					QString(),
+					false,
+					true);
+			}
+		}
+	}
+}
+
 void EmojiInteractions::play(
 		QString emoticon,
-		not_null<Element*> view,
+		not_null<const Element*> view,
 		std::shared_ptr<Data::DocumentMedia> media,
 		bool incoming) {
+	play(
+		std::move(emoticon),
+		view,
+		media->owner(),
+		media->bytes(),
+		media->owner()->filepath(),
+		incoming,
+		false);
+}
+
+void EmojiInteractions::play(
+		QString emoticon,
+		not_null<const Element*> view,
+		not_null<DocumentData*> document,
+		QByteArray data,
+		QString filepath,
+		bool incoming,
+		bool premium) {
 	const auto top = view->block()->y() + view->y();
 	const auto bottom = top + view->height();
 	if (_visibleTop >= bottom
 		|| _visibleBottom <= top
-		|| _visibleTop == _visibleBottom) {
+		|| _visibleTop == _visibleBottom
+		|| (data.isEmpty() && filepath.isEmpty())) {
 		return;
 	}
 
-	auto lottie = preparePlayer(media.get());
+	auto lottie = preparePlayer(document, data, filepath, premium);
 
-	const auto shift = GenerateRandomShift(_emojiSize);
+	const auto shift = premium ? QPoint() : GenerateRandomShift(_emojiSize);
 	lottie->updates(
 	) | rpl::start_with_next([=](Lottie::Update update) {
 		v::match(update.data, [&](const Lottie::Information &information) {
 		}, [&](const Lottie::DisplayFrameRequest &request) {
-			const auto rect = computeRect(view).translated(shift);
+			const auto rect = computeRect(view, premium).translated(shift);
 			if (rect.y() + rect.height() >= _visibleTop
 				&& rect.y() <= _visibleBottom) {
 				_updateRequests.fire_copy(rect);
@@ -115,19 +154,30 @@ void EmojiInteractions::play(
 		.view = view,
 		.lottie = std::move(lottie),
 		.shift = shift,
+		.premium = premium,
 	});
 	if (incoming) {
 		_playStarted.fire(std::move(emoticon));
 	}
 	if (const auto media = view->media()) {
-		media->stickerClearLoopPlayed();
+		if (!premium) {
+			media->stickerClearLoopPlayed();
+		}
 	}
 }
 
+QSize EmojiInteractions::sizeFor(bool premium) const {
+	return premium
+		? (_premiumSize * kPremiumMultiplier)
+		: (_emojiSize * kEmojiMultiplier);
+}
+
 std::unique_ptr<Lottie::SinglePlayer> EmojiInteractions::preparePlayer(
-		not_null<Data::DocumentMedia*> media) {
+		not_null<DocumentData*> document,
+		QByteArray data,
+		QString filepath,
+		bool premium) {
 	// Shortened copy from stickers_lottie module.
-	const auto document = media->owner();
 	const auto baseKey = document->bigFileBaseCacheKey();
 	const auto tag = uint8(0);
 	const auto keyShift = ((tag << 4) & 0xF0)
@@ -149,10 +199,8 @@ std::unique_ptr<Lottie::SinglePlayer> EmojiInteractions::preparePlayer(
 				std::move(data));
 		});
 	};
-	const auto data = media->bytes();
-	const auto filepath = document->filepath();
 	const auto request = Lottie::FrameRequest{
-		_emojiSize * kSizeMultiplier * style::DevicePixelRatio(),
+		sizeFor(premium) * style::DevicePixelRatio(),
 	};
 	auto &weakProvider = _sharedProviders[document];
 	auto shared = [&] {
@@ -160,7 +208,7 @@ std::unique_ptr<Lottie::SinglePlayer> EmojiInteractions::preparePlayer(
 			return result;
 		}
 		const auto result = Lottie::SinglePlayer::SharedProvider(
-			kCachesCount,
+			premium ? kPremiumCachesCount : kEmojiCachesCount,
 			get,
 			put,
 			Lottie::ReadContent(data, filepath),
@@ -179,19 +227,23 @@ void EmojiInteractions::visibleAreaUpdated(
 	_visibleBottom = visibleBottom;
 }
 
-QRect EmojiInteractions::computeRect(not_null<Element*> view) const {
+QRect EmojiInteractions::computeRect(
+		not_null<const Element*> view,
+		bool premium) const {
 	const auto fullWidth = view->width();
-	const auto shift = (_emojiSize.width() * kSizeMultiplier) / 40;
+	const auto sticker = premium ? _premiumSize : _emojiSize;
+	const auto size = sizeFor(premium);
+	const auto shift = size.width() / 40;
 	const auto skip = (view->hasFromPhoto() ? st::msgPhotoSkip : 0)
 		+ st::msgMargin.left();
 	const auto rightAligned = view->hasOutLayout()
 		&& !view->delegate()->elementIsChatWide();
 	const auto left = rightAligned
-		? (fullWidth - skip + shift - _emojiSize.width() * kSizeMultiplier)
+		? (fullWidth - skip + shift - size.width())
 		: (skip - shift);
 	const auto viewTop = view->block()->y() + view->y() + view->marginTop();
-	const auto top = viewTop - _emojiSize.height();
-	return QRect(QPoint(left, top), _emojiSize * kSizeMultiplier);
+	const auto top = viewTop + (sticker.height() - size.height()) / 2;
+	return QRect(QPoint(left, top), size);
 }
 
 void EmojiInteractions::paint(QPainter &p) {
@@ -201,7 +253,7 @@ void EmojiInteractions::paint(QPainter &p) {
 			continue;
 		}
 		auto request = Lottie::FrameRequest();
-		request.box = _emojiSize * kSizeMultiplier * factor;
+		request.box = sizeFor(play.premium) * factor;
 		const auto rightAligned = play.view->hasOutLayout()
 			&& !play.view->delegate()->elementIsChatWide();
 		if (!rightAligned) {
@@ -217,7 +269,7 @@ void EmojiInteractions::paint(QPainter &p) {
 		if (play.frame + 1 == play.framesCount) {
 			play.finished = true;
 		}
-		const auto rect = computeRect(play.view);
+		const auto rect = computeRect(play.view, play.premium);
 		p.drawImage(
 			QRect(rect.topLeft() + play.shift, frame.image.size() / factor),
 			frame.image);
diff --git a/Telegram/SourceFiles/history/view/history_view_emoji_interactions.h b/Telegram/SourceFiles/history/view/history_view_emoji_interactions.h
index 31b68cc97..3dd4f297a 100644
--- a/Telegram/SourceFiles/history/view/history_view_emoji_interactions.h
+++ b/Telegram/SourceFiles/history/view/history_view_emoji_interactions.h
@@ -36,6 +36,7 @@ public:
 	void play(
 		ChatHelpers::EmojiInteractionPlayRequest request,
 		not_null<Element*> view);
+	void playPremiumEffect(not_null<const Element*> view);
 	void visibleAreaUpdated(int visibleTop, int visibleBottom);
 
 	void paint(QPainter &p);
@@ -44,39 +45,55 @@ public:
 
 private:
 	struct Play {
-		not_null<Element*> view;
+		not_null<const Element*> view;
 		std::unique_ptr<Lottie::SinglePlayer> lottie;
 		QPoint shift;
 		int frame = 0;
 		int framesCount = 0;
 		int frameRate = 0;
+		bool premium = false;
 		bool finished = false;
 	};
 	struct Delayed {
 		QString emoticon;
-		not_null<Element*> view;
+		not_null<const Element*> view;
 		std::shared_ptr<Data::DocumentMedia> media;
 		crl::time shouldHaveStartedAt = 0;
 		bool incoming = false;
 	};
 
-	[[nodiscard]] QRect computeRect(not_null<Element*> view) const;
+	[[nodiscard]] QRect computeRect(
+		not_null<const Element*> view,
+		bool premium) const;
 
 	void play(
 		QString emoticon,
-		not_null<Element*> view,
+		not_null<const Element*> view,
 		std::shared_ptr<Data::DocumentMedia> media,
 		bool incoming);
+	void play(
+		QString emoticon,
+		not_null<const Element*> view,
+		not_null<DocumentData*> document,
+		QByteArray data,
+		QString filepath,
+		bool incoming,
+		bool premium);
 	void checkDelayed();
 
+	[[nodiscard]] QSize sizeFor(bool premium) const;
 	[[nodiscard]] std::unique_ptr<Lottie::SinglePlayer> preparePlayer(
-		not_null<Data::DocumentMedia*> media);
+		not_null<DocumentData*> document,
+		QByteArray data,
+		QString filepath,
+		bool premium);
 
 	const not_null<Main::Session*> _session;
 
 	int _visibleTop = 0;
 	int _visibleBottom = 0;
 	QSize _emojiSize;
+	QSize _premiumSize;
 
 	std::vector<Play> _plays;
 	std::vector<Delayed> _delayed;
diff --git a/Telegram/SourceFiles/history/view/history_view_list_widget.cpp b/Telegram/SourceFiles/history/view/history_view_list_widget.cpp
index 3daa4b389..d4de42223 100644
--- a/Telegram/SourceFiles/history/view/history_view_list_widget.cpp
+++ b/Telegram/SourceFiles/history/view/history_view_list_widget.cpp
@@ -1519,6 +1519,9 @@ void ListWidget::elementReplyTo(const FullMsgId &to) {
 void ListWidget::elementStartInteraction(not_null<const Element*> view) {
 }
 
+void ListWidget::elementStartPremium(not_null<const Element*> view) {
+}
+
 void ListWidget::elementShowSpoilerAnimation() {
 	_spoilerOpacity.stop();
 	_spoilerOpacity.start([=] { update(); }, 0., 1., st::fadeWrapDuration);
diff --git a/Telegram/SourceFiles/history/view/history_view_list_widget.h b/Telegram/SourceFiles/history/view/history_view_list_widget.h
index 7e086435e..6a697a9b8 100644
--- a/Telegram/SourceFiles/history/view/history_view_list_widget.h
+++ b/Telegram/SourceFiles/history/view/history_view_list_widget.h
@@ -292,6 +292,7 @@ public:
 	not_null<Ui::PathShiftGradient*> elementPathShiftGradient() override;
 	void elementReplyTo(const FullMsgId &to) override;
 	void elementStartInteraction(not_null<const Element*> view) override;
+	void elementStartPremium(not_null<const Element*> view) override;
 	void elementShowSpoilerAnimation() override;
 
 	void setEmptyInfoWidget(base::unique_qptr<Ui::RpWidget> &&w);
diff --git a/Telegram/SourceFiles/history/view/media/history_view_sticker.cpp b/Telegram/SourceFiles/history/view/media/history_view_sticker.cpp
index 130acf6de..ee0a3d3e1 100644
--- a/Telegram/SourceFiles/history/view/media/history_view_sticker.cpp
+++ b/Telegram/SourceFiles/history/view/media/history_view_sticker.cpp
@@ -68,6 +68,9 @@ Sticker::Sticker(
 		dataMediaCreated();
 	} else {
 		_data->loadThumbnail(parent->data()->fullId());
+		if (_data->isPremiumSticker()) {
+			_data->loadVideoThumbnail(parent->data()->fullId());
+		}
 	}
 	if (const auto media = replacing ? replacing->media() : nullptr) {
 		_lottie = media->stickerTakeLottie(_data, _replacements);
@@ -123,7 +126,9 @@ bool Sticker::readyToDrawLottie() {
 	ensureDataMediaCreated();
 	_dataMedia->checkStickerLarge();
 	const auto loaded = _dataMedia->loaded();
-	if (sticker->isLottie() && !_lottie && loaded) {
+	const auto waitingForPremium = _data->isPremiumSticker()
+		&& _dataMedia->videoThumbnailContent().isEmpty();
+	if (sticker->isLottie() && !_lottie && loaded && !waitingForPremium) {
 		setupLottie();
 	}
 	return (_lottie && _lottie->ready());
@@ -153,6 +158,19 @@ void Sticker::draw(
 	}
 }
 
+ClickHandlerPtr Sticker::link() {
+	return _link;
+}
+
+DocumentData *Sticker::document() {
+	return _data;
+}
+
+void Sticker::stickerClearLoopPlayed() {
+	_lottieOncePlayed = false;
+	_premiumEffectPlayed = false;
+}
+
 void Sticker::paintLottie(
 		Painter &p,
 		const PaintContext &context,
@@ -162,6 +180,14 @@ void Sticker::paintLottie(
 	if (context.selected() && !_nextLastDiceFrame) {
 		request.colored = context.st->msgStickerOverlay()->c;
 	}
+	const auto premium = _data->isPremiumSticker();
+	if (premium) {
+		const auto rightAligned = _parent->hasOutLayout()
+			&& !_parent->delegate()->elementIsChatWide();
+		if (!rightAligned) {
+			request.mirrorHorizontal = true;
+		}
+	}
 	const auto frame = _lottie
 		? _lottie->frameInfo(request)
 		: Lottie::Animation::FrameInfo();
@@ -201,10 +227,10 @@ void Sticker::paintLottie(
 	_framesCount = count;
 	_nextLastDiceFrame = !paused
 		&& (_diceIndex > 0)
-		&& (frame.index + 2 == count);
+		&& (_frameIndex + 2 == count);
 	const auto lastDiceFrame = (_diceIndex > 0) && atTheEnd();
 	const auto switchToNext = !playOnce
-		|| (!lastDiceFrame && (frame.index != 0 || !_lottieOncePlayed));
+		|| (!lastDiceFrame && (_frameIndex != 0 || !_lottieOncePlayed));
 	if (!paused
 		&& switchToNext
 		&& _lottie->markFrameShown()
@@ -338,6 +364,9 @@ void Sticker::dataMediaCreated() const {
 	if (_dataMedia->thumbnailPath().isEmpty()) {
 		_dataMedia->thumbnailWanted(_parent->data()->fullId());
 	}
+	if (_data->isPremiumSticker()) {
+		_data->loadVideoThumbnail(_parent->data()->fullId());
+	}
 	_parent->history()->owner().registerHeavyViewPart(_parent);
 }
 
@@ -355,6 +384,11 @@ void Sticker::setupLottie() {
 		ChatHelpers::StickerLottieSize::MessageHistory,
 		size() * cIntRetinaFactor(),
 		Lottie::Quality::High);
+	if (_data->isPremiumSticker()
+		&& !_premiumEffectPlayed) {
+		_premiumEffectPlayed = true;
+		_parent->delegate()->elementStartPremium(_parent);
+	}
 	lottieCreated();
 }
 
diff --git a/Telegram/SourceFiles/history/view/media/history_view_sticker.h b/Telegram/SourceFiles/history/view/media/history_view_sticker.h
index 89720cbb5..d95252841 100644
--- a/Telegram/SourceFiles/history/view/media/history_view_sticker.h
+++ b/Telegram/SourceFiles/history/view/media/history_view_sticker.h
@@ -43,16 +43,10 @@ public:
 		Painter &p,
 		const PaintContext &context,
 		const QRect &r) override;
-	ClickHandlerPtr link() override {
-		return _link;
-	}
+	ClickHandlerPtr link() override;
 
-	DocumentData *document() override {
-		return _data;
-	}
-	void stickerClearLoopPlayed() override {
-		_lottieOncePlayed = false;
-	}
+	DocumentData *document() override;
+	void stickerClearLoopPlayed() override;
 	std::unique_ptr<Lottie::SinglePlayer> stickerTakeLottie(
 		not_null<DocumentData*> data,
 		const Lottie::ColorReplacements *replacements) override;
@@ -111,6 +105,7 @@ private:
 	mutable int _frameIndex = -1;
 	mutable int _framesCount = -1;
 	mutable bool _lottieOncePlayed = false;
+	mutable bool _premiumEffectPlayed = false;
 	mutable bool _nextLastDiceFrame = false;
 
 	rpl::lifetime _lifetime;
diff --git a/Telegram/SourceFiles/storage/serialize_document.cpp b/Telegram/SourceFiles/storage/serialize_document.cpp
index ea944975a..9de41d38e 100644
--- a/Telegram/SourceFiles/storage/serialize_document.cpp
+++ b/Telegram/SourceFiles/storage/serialize_document.cpp
@@ -45,7 +45,9 @@ void Document::writeToStream(QDataStream &stream, DocumentData *document) {
 		}
 	}
 	stream << qint32(document->getDuration());
-	stream << qint32(document->isPremiumSticker() ? 1 : 0);
+	if (document->type == StickerDocument) {
+		stream << qint32(document->isPremiumSticker() ? 1 : 0);
+	}
 	writeImageLocation(stream, document->thumbnailLocation());
 	stream << qint32(document->thumbnailByteSize());
 	writeImageLocation(stream, document->videoThumbnailLocation());