diff --git a/Telegram/SourceFiles/calls/calls_call.cpp b/Telegram/SourceFiles/calls/calls_call.cpp
index 84acf4fe57..f8f5846f42 100644
--- a/Telegram/SourceFiles/calls/calls_call.cpp
+++ b/Telegram/SourceFiles/calls/calls_call.cpp
@@ -17,7 +17,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "calls/calls_instance.h"
 #include "base/openssl_help.h"
 #include "base/random.h"
-#include "base/power_save_blocker.h"
 #include "mtproto/mtproto_dh_utils.h"
 #include "mtproto/mtproto_config.h"
 #include "core/application.h"
@@ -164,17 +163,12 @@ Call::Call(
 , _api(&_user->session().mtp())
 , _type(type)
 , _discardByTimeoutTimer([=] { hangup(); })
-, _powerSaveBlocker(std::make_unique<base::PowerSaveBlocker>(
-	base::PowerSaveBlockType::PreventDisplaySleep,
-	u"Video call is active"_q))
 , _videoIncoming(
 	std::make_unique<Webrtc::VideoTrack>(
 		StartVideoState(video)))
 , _videoOutgoing(
 	std::make_unique<Webrtc::VideoTrack>(
 		StartVideoState(video))) {
-	;
-
 	if (_type == Type::Outgoing) {
 		setState(State::Requesting);
 	} else {
@@ -1014,7 +1008,6 @@ void Call::setState(State state) {
 			|| state == State::Busy) {
 			// Destroy controller before destroying Call Panel,
 			// so that the panel hide animation is smooth.
-			_powerSaveBlocker = nullptr;
 			destroyController();
 		}
 		switch (state) {
diff --git a/Telegram/SourceFiles/calls/calls_call.h b/Telegram/SourceFiles/calls/calls_call.h
index 750c75be58..ffc503d1f9 100644
--- a/Telegram/SourceFiles/calls/calls_call.h
+++ b/Telegram/SourceFiles/calls/calls_call.h
@@ -13,10 +13,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "mtproto/sender.h"
 #include "mtproto/mtproto_auth_key.h"
 
-namespace base {
-class PowerSaveBlocker;
-} // namespace base
-
 namespace Media {
 namespace Audio {
 class Track;
@@ -273,8 +269,6 @@ private:
 	base::DelayedCallTimer _finishByTimeoutTimer;
 	base::Timer _discardByTimeoutTimer;
 
-	std::unique_ptr<base::PowerSaveBlocker> _powerSaveBlocker;
-
 	rpl::variable<bool> _muted = false;
 
 	DhConfig _dhConfig;
diff --git a/Telegram/SourceFiles/calls/calls_panel.cpp b/Telegram/SourceFiles/calls/calls_panel.cpp
index ba59a72f9e..42e059b70a 100644
--- a/Telegram/SourceFiles/calls/calls_panel.cpp
+++ b/Telegram/SourceFiles/calls/calls_panel.cpp
@@ -44,6 +44,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "apiwrap.h"
 #include "platform/platform_specific.h"
 #include "base/platform/base_platform_info.h"
+#include "base/power_save_blocker.h"
 #include "window/main_window.h"
 #include "webrtc/webrtc_video_track.h"
 #include "webrtc/webrtc_media_devices.h"
@@ -357,6 +358,7 @@ void Panel::reinitWithCall(Call *call) {
 	if (!_call) {
 		_incoming = nullptr;
 		_outgoingVideoBubble = nullptr;
+		_powerSaveBlocker = nullptr;
 		return;
 	}
 
@@ -497,6 +499,11 @@ void Panel::reinitWithCall(Call *call) {
 	_camera->raise();
 	_mute->raise();
 
+	_powerSaveBlocker = std::make_unique<base::PowerSaveBlocker>(
+		base::PowerSaveBlockType::PreventDisplaySleep,
+		u"Video call is active"_q,
+		window()->windowHandle());
+
 	_incoming->widget()->lower();
 }
 
@@ -804,6 +811,10 @@ void Panel::stateChanged(State state) {
 		&& (state != State::EndedByOtherDevice)
 		&& (state != State::FailedHangingUp)
 		&& (state != State::Failed)) {
+		if (state == State::Busy) {
+			_powerSaveBlocker = nullptr;
+		}
+
 		auto toggleButton = [&](auto &&button, bool visible) {
 			button->toggle(
 				visible,
diff --git a/Telegram/SourceFiles/calls/calls_panel.h b/Telegram/SourceFiles/calls/calls_panel.h
index f06fc7185d..5e448857e7 100644
--- a/Telegram/SourceFiles/calls/calls_panel.h
+++ b/Telegram/SourceFiles/calls/calls_panel.h
@@ -19,6 +19,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 class Image;
 
+namespace base {
+class PowerSaveBlocker;
+} // namespace base
+
 namespace Data {
 class PhotoMedia;
 class CloudImageView;
@@ -130,6 +134,8 @@ private:
 	std::unique_ptr<Ui::Platform::SeparateTitleControls> _controls;
 #endif // !Q_OS_MAC
 
+	std::unique_ptr<base::PowerSaveBlocker> _powerSaveBlocker;
+
 	QSize _incomingFrameSize;
 
 	rpl::lifetime _callLifetime;
diff --git a/Telegram/SourceFiles/calls/group/calls_group_call.cpp b/Telegram/SourceFiles/calls/group/calls_group_call.cpp
index 39f551a162..2fd9fa8e7a 100644
--- a/Telegram/SourceFiles/calls/group/calls_group_call.cpp
+++ b/Telegram/SourceFiles/calls/group/calls_group_call.cpp
@@ -27,7 +27,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "data/data_peer_values.h"
 #include "data/data_session.h"
 #include "base/global_shortcuts.h"
-#include "base/power_save_blocker.h"
 #include "base/random.h"
 #include "webrtc/webrtc_video_track.h"
 #include "webrtc/webrtc_media_devices.h"
@@ -568,9 +567,6 @@ GroupCall::GroupCall(
 , _peer(info.peer)
 , _history(_peer->owner().history(_peer))
 , _api(&_peer->session().mtp())
-, _powerSaveBlocker(std::make_unique<base::PowerSaveBlocker>(
-	base::PowerSaveBlockType::PreventDisplaySleep,
-	u"Video chat is active"_q))
 , _joinAs(info.joinAs)
 , _possibleJoinAs(std::move(info.possibleJoinAs))
 , _joinHash(info.joinHash)
diff --git a/Telegram/SourceFiles/calls/group/calls_group_call.h b/Telegram/SourceFiles/calls/group/calls_group_call.h
index 0776ee5cc4..a3fdf90394 100644
--- a/Telegram/SourceFiles/calls/group/calls_group_call.h
+++ b/Telegram/SourceFiles/calls/group/calls_group_call.h
@@ -26,7 +26,6 @@ class VideoCaptureInterface;
 namespace base {
 class GlobalShortcutManager;
 class GlobalShortcutValue;
-class PowerSaveBlocker;
 } // namespace base
 
 namespace Webrtc {
@@ -565,8 +564,6 @@ private:
 	bool _recordingStoppedByMe = false;
 	bool _requestedVideoChannelsUpdateScheduled = false;
 
-	std::unique_ptr<base::PowerSaveBlocker> _powerSaveBlocker;
-
 	MTP::DcId _broadcastDcId = 0;
 	base::flat_map<not_null<LoadPartTask*>, LoadingPart> _broadcastParts;
 	base::flat_set<
diff --git a/Telegram/SourceFiles/calls/group/calls_group_panel.cpp b/Telegram/SourceFiles/calls/group/calls_group_panel.cpp
index e35b9c23c7..972d2e20c9 100644
--- a/Telegram/SourceFiles/calls/group/calls_group_panel.cpp
+++ b/Telegram/SourceFiles/calls/group/calls_group_panel.cpp
@@ -49,6 +49,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "base/unixtime.h"
 #include "base/qt_signal_producer.h"
 #include "base/timer_rpl.h"
+#include "base/power_save_blocker.h"
 #include "apiwrap.h" // api().kick.
 #include "api/api_chat_participants.h" // api().kick.
 #include "webrtc/webrtc_video_track.h"
@@ -92,6 +93,10 @@ Panel::Panel(not_null<GroupCall*> call)
 	window(),
 	st::groupCallTitle))
 #endif // !Q_OS_MAC
+, _powerSaveBlocker(std::make_unique<base::PowerSaveBlocker>(
+	base::PowerSaveBlockType::PreventDisplaySleep,
+	u"Video chat is active"_q,
+	window()->windowHandle()))
 , _viewport(
 	std::make_unique<Viewport>(widget(), PanelMode::Wide, _window.backend()))
 , _mute(std::make_unique<Ui::CallMuteButton>(
diff --git a/Telegram/SourceFiles/calls/group/calls_group_panel.h b/Telegram/SourceFiles/calls/group/calls_group_panel.h
index 04f8952805..65c0f92ca5 100644
--- a/Telegram/SourceFiles/calls/group/calls_group_panel.h
+++ b/Telegram/SourceFiles/calls/group/calls_group_panel.h
@@ -22,6 +22,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 class Image;
 
+namespace base {
+class PowerSaveBlocker;
+} // namespace base
+
 namespace Data {
 class PhotoMedia;
 class CloudImageView;
@@ -198,6 +202,8 @@ private:
 	std::unique_ptr<Ui::Platform::SeparateTitleControls> _controls;
 #endif // !Q_OS_MAC
 
+	const std::unique_ptr<base::PowerSaveBlocker> _powerSaveBlocker;
+
 	rpl::lifetime _callLifetime;
 
 	object_ptr<Ui::FlatLabel> _title = { nullptr };
diff --git a/Telegram/SourceFiles/media/player/media_player_instance.cpp b/Telegram/SourceFiles/media/player/media_player_instance.cpp
index a4ebcba4ab..2f458262a6 100644
--- a/Telegram/SourceFiles/media/player/media_player_instance.cpp
+++ b/Telegram/SourceFiles/media/player/media_player_instance.cpp
@@ -25,6 +25,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "data/data_media_types.h"
 #include "data/data_file_origin.h"
 #include "window/window_session_controller.h"
+#include "window/window_controller.h"
 #include "core/shortcuts.h"
 #include "core/application.h"
 #include "main/main_domain.h" // Domain::activeSessionValue.
@@ -577,16 +578,22 @@ void Instance::updatePowerSaveBlocker(
 	const auto blockVideo = block
 		&& data->current.audio()
 		&& data->current.audio()->isVideoMessage();
+	const auto windowResolver = [] {
+		const auto window = Core::App().activeWindow();
+		return window ? window->widget()->windowHandle() : nullptr;
+	};
 	base::UpdatePowerSaveBlocker(
 		data->powerSaveBlocker,
 		block,
 		base::PowerSaveBlockType::PreventAppSuspension,
-		"Audio playback is active"); // const char*, not QString-construct.
+		[] { return u"Audio playback is active"_q; },
+		windowResolver);
 	base::UpdatePowerSaveBlocker(
 		data->powerSaveBlockerVideo,
 		blockVideo,
 		base::PowerSaveBlockType::PreventDisplaySleep,
-		"Video playback is active"); // const char*, not QString-construct.
+		[] { return u"Video playback is active"_q; },
+		windowResolver);
 }
 
 void Instance::ensureShuffleMove(not_null<Data*> data, int delta) {
diff --git a/Telegram/SourceFiles/media/view/media_view_overlay_widget.cpp b/Telegram/SourceFiles/media/view/media_view_overlay_widget.cpp
index 2254d01827..043875e2ef 100644
--- a/Telegram/SourceFiles/media/view/media_view_overlay_widget.cpp
+++ b/Telegram/SourceFiles/media/view/media_view_overlay_widget.cpp
@@ -2805,7 +2805,8 @@ void OverlayWidget::updatePowerSaveBlocker(
 		_streamed->powerSaveBlocker,
 		block,
 		base::PowerSaveBlockType::PreventDisplaySleep,
-		"Video playback is active"); // const char*, not QString-construct.
+		[] { return u"Video playback is active"_q; },
+		[=] { return window(); });
 }
 
 QImage OverlayWidget::transformedShownContent() const {
diff --git a/Telegram/SourceFiles/media/view/media_view_pip.cpp b/Telegram/SourceFiles/media/view/media_view_pip.cpp
index 76235fe320..c1319952f3 100644
--- a/Telegram/SourceFiles/media/view/media_view_pip.cpp
+++ b/Telegram/SourceFiles/media/view/media_view_pip.cpp
@@ -1539,7 +1539,8 @@ void Pip::updatePowerSaveBlocker(const Player::TrackState &state) {
 		_powerSaveBlocker,
 		block,
 		base::PowerSaveBlockType::PreventDisplaySleep,
-		"Video playback is active"); // const char*, not QString-construct.
+		[] { return u"Video playback is active"_q; },
+		[=] { return _panel.widget()->windowHandle(); });
 }
 
 void Pip::updatePlaybackTexts(
diff --git a/Telegram/lib_base b/Telegram/lib_base
index d0e2cd26bf..0437cd92ad 160000
--- a/Telegram/lib_base
+++ b/Telegram/lib_base
@@ -1 +1 @@
-Subproject commit d0e2cd26bf288d5f27b121636ff0c80dd2da2c11
+Subproject commit 0437cd92adc5706c1fe3409a0459c2f70ced21f4
diff --git a/cmake b/cmake
index 605ad62e11..6d81711cf8 160000
--- a/cmake
+++ b/cmake
@@ -1 +1 @@
-Subproject commit 605ad62e110ddd2dea43ae9bf7b7565aa23c0978
+Subproject commit 6d81711cf8d7feda1314ebccc262eeb28b6f8103