diff --git a/Telegram/SourceFiles/platform/linux/integration_linux.cpp b/Telegram/SourceFiles/platform/linux/integration_linux.cpp
index 26ed0d9fe17ae3..05cf6be27a9992 100644
--- a/Telegram/SourceFiles/platform/linux/integration_linux.cpp
+++ b/Telegram/SourceFiles/platform/linux/integration_linux.cpp
@@ -9,7 +9,6 @@ For license and copyright information please follow this link:
 
 #include "platform/platform_integration.h"
 #include "base/platform/base_platform_info.h"
-#include "base/platform/linux/base_linux_glibmm_helper.h"
 #include "base/platform/linux/base_linux_xdp_utilities.h"
 #include "core/sandbox.h"
 #include "core/application.h"
@@ -125,7 +124,7 @@ LinuxIntegration::LinuxIntegration()
 	if (group == "org.freedesktop.appearance"
 		&& key == "color-scheme") {
 		try {
-			const auto ivalue = base::Platform::GlibVariantCast<uint>(value);
+			const auto ivalue = value.get_dynamic<uint>();
 
 			crl::on_main([=] {
 				Core::App().settings().setSystemDarkMode(ivalue == 1);
@@ -266,8 +265,9 @@ void LinuxIntegration::LaunchNativeApplication() {
 
 	const auto notificationIdVariantType = [] {
 		try {
-			return base::Platform::MakeGlibVariant(
-				NotificationId().toTuple()).get_type();
+			return Glib::create_variant(
+				NotificationId().toTuple()
+			).get_type();
 		} catch (...) {
 			return Glib::VariantType();
 		}
@@ -282,9 +282,9 @@ void LinuxIntegration::LaunchNativeApplication() {
 					const auto &app = Core::App();
 					app.notifications().manager().notificationActivated(
 						NotificationId::FromTuple(
-							base::Platform::GlibVariantCast<
-								NotificationIdTuple
-							>(parameter)));
+							parameter.get_dynamic<NotificationIdTuple>()
+						)
+					);
 				} catch (...) {
 				}
 			});
@@ -299,10 +299,10 @@ void LinuxIntegration::LaunchNativeApplication() {
 					const auto &app = Core::App();
 					app.notifications().manager().notificationReplied(
 						NotificationId::FromTuple(
-							base::Platform::GlibVariantCast<
-								NotificationIdTuple
-							>(parameter)),
-						{});
+							parameter.get_dynamic<NotificationIdTuple>()
+						),
+						{}
+					);
 				} catch (...) {
 				}
 			});
diff --git a/Telegram/SourceFiles/platform/linux/linux_xdp_open_with_dialog.cpp b/Telegram/SourceFiles/platform/linux/linux_xdp_open_with_dialog.cpp
index 70eebdf71cd53a..c37a123a3b4d1a 100644
--- a/Telegram/SourceFiles/platform/linux/linux_xdp_open_with_dialog.cpp
+++ b/Telegram/SourceFiles/platform/linux/linux_xdp_open_with_dialog.cpp
@@ -8,7 +8,6 @@ For license and copyright information please follow this link:
 #include "platform/linux/linux_xdp_open_with_dialog.h"
 
 #include "base/platform/base_platform_info.h"
-#include "base/platform/linux/base_linux_glibmm_helper.h"
 #include "base/platform/linux/base_linux_xdp_utilities.h"
 #include "base/platform/linux/base_linux_wayland_integration.h"
 #include "core/application.h"
@@ -34,20 +33,17 @@ bool ShowXDPOpenWithDialog(const QString &filepath) {
 		const auto connection = Gio::DBus::Connection::get_sync(
 			Gio::DBus::BusType::SESSION);
 
-		auto reply = connection->call_sync(
+		const auto version = connection->call_sync(
 			std::string(base::Platform::XDP::kObjectPath),
 			std::string(kPropertiesInterface),
 			"Get",
-			base::Platform::MakeGlibVariant(std::tuple{
+			Glib::create_variant(std::tuple{
 				Glib::ustring(
 					std::string(kXDPOpenURIInterface)),
 				Glib::ustring("version"),
 			}),
-			std::string(base::Platform::XDP::kService));
-
-		const auto version = base::Platform::GlibVariantCast<uint>(
-			base::Platform::GlibVariantCast<Glib::VariantBase>(
-				reply.get_child(0)));
+			std::string(base::Platform::XDP::kService)
+		).get_child(0).get_dynamic<Glib::Variant<uint>>().get();
 
 		if (version < 3) {
 			return false;
@@ -112,7 +108,7 @@ bool ShowXDPOpenWithDialog(const QString &filepath) {
 				loop->quit();
 			},
 			std::string(base::Platform::XDP::kService),
-			"org.freedesktop.portal.Request",
+			std::string(base::Platform::XDP::kRequestInterface),
 			"Response",
 			requestPath);
 
@@ -128,26 +124,23 @@ bool ShowXDPOpenWithDialog(const QString &filepath) {
 			std::string(base::Platform::XDP::kObjectPath),
 			std::string(kXDPOpenURIInterface),
 			"OpenFile",
-			Glib::VariantContainerBase::create_tuple({
-				Glib::Variant<Glib::ustring>::create(parentWindowId),
-				Glib::Variant<int>::create_handle(0),
-				Glib::Variant<std::map<
-					Glib::ustring,
-					Glib::VariantBase
-				>>::create({
+			Glib::create_variant(std::tuple{
+				parentWindowId,
+				Glib::DBusHandle(),
+				std::map<Glib::ustring, Glib::VariantBase>{
 					{
 						"handle_token",
-						Glib::Variant<Glib::ustring>::create(handleToken)
+						Glib::create_variant(handleToken)
 					},
 					{
 						"activation_token",
-						Glib::Variant<Glib::ustring>::create(activationToken)
+						Glib::create_variant(activationToken)
 					},
 					{
 						"ask",
-						Glib::Variant<bool>::create(true)
+						Glib::create_variant(true)
 					},
-				}),
+				},
 			}),
 			Gio::UnixFDList::create(std::vector<int>{ fd }),
 			outFdList,
diff --git a/Telegram/SourceFiles/platform/linux/main_window_linux.cpp b/Telegram/SourceFiles/platform/linux/main_window_linux.cpp
index c0b76494e79385..692c6835386607 100644
--- a/Telegram/SourceFiles/platform/linux/main_window_linux.cpp
+++ b/Telegram/SourceFiles/platform/linux/main_window_linux.cpp
@@ -26,7 +26,6 @@ For license and copyright information please follow this link:
 #include "window/window_controller.h"
 #include "window/window_session_controller.h"
 #include "base/platform/base_platform_info.h"
-#include "base/platform/linux/base_linux_glibmm_helper.h"
 #include "base/event_filter.h"
 #include "ui/widgets/popup_menu.h"
 #include "ui/widgets/input_fields.h"
@@ -251,13 +250,11 @@ void MainWindow::updateUnityCounter() {
 		// According to the spec, it should be of 'x' D-Bus signature,
 		// which corresponds to signed 64-bit integer
 		// https://wiki.ubuntu.com/Unity/LauncherAPI#Low_level_DBus_API:_com.canonical.Unity.LauncherEntry
-		dbusUnityProperties["count"] = Glib::Variant<int64>::create(
-			counterSlice);
-		dbusUnityProperties["count-visible"] =
-			Glib::Variant<bool>::create(true);
+		dbusUnityProperties["count"] = Glib::create_variant(
+			int64(counterSlice));
+		dbusUnityProperties["count-visible"] = Glib::create_variant(true);
 	} else {
-		dbusUnityProperties["count-visible"] =
-			Glib::Variant<bool>::create(false);
+		dbusUnityProperties["count-visible"] = Glib::create_variant(false);
 	}
 
 	try {
@@ -270,7 +267,7 @@ void MainWindow::updateUnityCounter() {
 			"com.canonical.Unity.LauncherEntry",
 			"Update",
 			{},
-			base::Platform::MakeGlibVariant(std::tuple{
+			Glib::create_variant(std::tuple{
 				launcherUrl,
 				dbusUnityProperties,
 			}));
diff --git a/Telegram/SourceFiles/platform/linux/notifications_manager_linux.cpp b/Telegram/SourceFiles/platform/linux/notifications_manager_linux.cpp
index 210064ac0d952e..7b4f172a742a5e 100644
--- a/Telegram/SourceFiles/platform/linux/notifications_manager_linux.cpp
+++ b/Telegram/SourceFiles/platform/linux/notifications_manager_linux.cpp
@@ -10,7 +10,6 @@ For license and copyright information please follow this link:
 
 #include "base/options.h"
 #include "base/platform/base_platform_info.h"
-#include "base/platform/linux/base_linux_glibmm_helper.h"
 #include "base/platform/linux/base_linux_dbus_utilities.h"
 #include "core/application.h"
 #include "core/sandbox.h"
@@ -43,8 +42,6 @@ constexpr auto kObjectPath = "/org/freedesktop/Notifications"_cs;
 constexpr auto kInterface = kService;
 constexpr auto kPropertiesInterface = "org.freedesktop.DBus.Properties"_cs;
 
-using namespace base::Platform;
-
 struct ServerInformation {
 	QString name;
 	QString vendor;
@@ -116,10 +113,10 @@ void StartServiceAsync(Fn<void()> callback) {
 		const auto connection = Gio::DBus::Connection::get_sync(
 			Gio::DBus::BusType::SESSION);
 
-		DBus::StartServiceByNameAsync(
+		base::Platform::DBus::StartServiceByNameAsync(
 			connection,
 			std::string(kService),
-			[=](Fn<DBus::StartReply()> result) {
+			[=](Fn<base::Platform::DBus::StartReply()> result) {
 				Noexcept([&] {
 					try {
 						result(); // get the error if any
@@ -156,7 +153,7 @@ bool GetServiceRegistered() {
 
 		const auto hasOwner = [&] {
 			try {
-				return DBus::NameHasOwner(
+				return base::Platform::DBus::NameHasOwner(
 					connection,
 					std::string(kService));
 			} catch (...) {
@@ -167,7 +164,7 @@ bool GetServiceRegistered() {
 		static const auto activatable = [&] {
 			try {
 				return ranges::contains(
-					DBus::ListActivatableNames(connection),
+					base::Platform::DBus::ListActivatableNames(connection),
 					std::string(kService),
 					&Glib::ustring::raw);
 			} catch (...) {
@@ -195,19 +192,23 @@ void GetServerInformation(
 			{},
 			[=](const Glib::RefPtr<Gio::AsyncResult> &result) {
 				Noexcept([&] {
-					auto reply = connection->call_finish(result);
+					const auto reply = connection->call_finish(result);
 
-					const auto name = GlibVariantCast<Glib::ustring>(
-						reply.get_child(0));
+					const auto name = reply.get_child(
+						0
+					).get_dynamic<Glib::ustring>();
 
-					const auto vendor = GlibVariantCast<Glib::ustring>(
-						reply.get_child(1));
+					const auto vendor = reply.get_child(
+						1
+					).get_dynamic<Glib::ustring>();
 
-					const auto version = GlibVariantCast<Glib::ustring>(
-						reply.get_child(2));
+					const auto version = reply.get_child(
+						2
+					).get_dynamic<Glib::ustring>();
 
-					const auto specVersion = GlibVariantCast<Glib::ustring>(
-						reply.get_child(3));
+					const auto specVersion = reply.get_child(
+						3
+					).get_dynamic<Glib::ustring>();
 
 					crl::on_main([=] {
 						callback(ServerInformation{
@@ -241,18 +242,17 @@ void GetCapabilities(Fn<void(const QStringList &)> callback) {
 			{},
 			[=](const Glib::RefPtr<Gio::AsyncResult> &result) {
 				Noexcept([&] {
-					auto reply = connection->call_finish(result);
-
 					QStringList value;
 					ranges::transform(
-						GlibVariantCast<std::vector<Glib::ustring>>(
-							reply.get_child(0)),
+						connection->call_finish(
+							result
+						).get_child(
+							0
+						).get_dynamic<std::vector<Glib::ustring>>(),
 						ranges::back_inserter(value),
 						QString::fromStdString);
 
-					crl::on_main([=] {
-						callback(value);
-					});
+					crl::on_main([=] { callback(value); });
 				}, [&] {
 					crl::on_main([=] { callback({}); });
 				});
@@ -272,21 +272,20 @@ void GetInhibited(Fn<void(bool)> callback) {
 			std::string(kObjectPath),
 			std::string(kPropertiesInterface),
 			"Get",
-			MakeGlibVariant(std::tuple{
+			Glib::create_variant(std::tuple{
 				Glib::ustring(std::string(kInterface)),
 				Glib::ustring("Inhibited"),
 			}),
 			[=](const Glib::RefPtr<Gio::AsyncResult> &result) {
 				Noexcept([&] {
-					auto reply = connection->call_finish(result);
-
-					const auto value = GlibVariantCast<bool>(
-						GlibVariantCast<Glib::VariantBase>(
-							reply.get_child(0)));
-
-					crl::on_main([=] {
-						callback(value);
-					});
+					const auto value = connection->call_finish(
+						result
+					).get_child(
+						0
+					).get_dynamic<Glib::Variant<bool>>(
+					).get();
+
+					crl::on_main([=] { callback(value); });
 				}, [&] {
 					crl::on_main([=] { callback(false); });
 				});
@@ -470,38 +469,38 @@ bool NotificationData::init(
 			const Glib::ustring &object_path,
 			const Glib::ustring &interface_name,
 			const Glib::ustring &signal_name,
-			Glib::VariantContainerBase parameters) {
+			const Glib::VariantContainerBase &parameters) {
 		Noexcept([&] {
 			if (signal_name == "ActionInvoked") {
-				const auto id = GlibVariantCast<uint>(
-					parameters.get_child(0));
+				const auto id = parameters.get_child(0).get_dynamic<uint>();
 
-				const auto actionName = GlibVariantCast<Glib::ustring>(
-					parameters.get_child(1));
+				const auto actionName = parameters.get_child(
+					1
+				).get_dynamic<Glib::ustring>();
 
 				crl::on_main(weak, [=] { actionInvoked(id, actionName); });
 			} else if (signal_name == "ActivationToken") {
-				const auto id = GlibVariantCast<uint>(
-					parameters.get_child(0));
+				const auto id = parameters.get_child(0).get_dynamic<uint>();
 
-				const auto token = GlibVariantCast<Glib::ustring>(
-					parameters.get_child(1));
+				const auto token = parameters.get_child(
+					1
+				).get_dynamic<Glib::ustring>();
 
 				crl::on_main(weak, [=] { activationToken(id, token); });
 			} else if (signal_name == "NotificationReplied") {
-				const auto id = GlibVariantCast<uint>(
-					parameters.get_child(0));
+				const auto id = parameters.get_child(0).get_dynamic<uint>();
 
-				const auto text = GlibVariantCast<Glib::ustring>(
-					parameters.get_child(1));
+				const auto text = parameters.get_child(
+					1
+				).get_dynamic<Glib::ustring>();
 
 				crl::on_main(weak, [=] { notificationReplied(id, text); });
 			} else if (signal_name == "NotificationClosed") {
-				const auto id = GlibVariantCast<uint>(
-					parameters.get_child(0));
+				const auto id = parameters.get_child(0).get_dynamic<uint>();
 
-				const auto reason = GlibVariantCast<uint>(
-					parameters.get_child(1));
+				const auto reason = parameters.get_child(
+					1
+				).get_dynamic<uint>();
 
 				crl::on_main(weak, [=] { notificationClosed(id, reason); });
 			}
@@ -568,30 +567,30 @@ bool NotificationData::init(
 	}
 
 	if (capabilities.contains("action-icons")) {
-		_hints["action-icons"] = Glib::Variant<bool>::create(true);
+		_hints["action-icons"] = Glib::create_variant(true);
 	}
 
 	// suppress system sound if telegram sound activated,
 	// otherwise use system sound
 	if (capabilities.contains("sound")) {
 		if (Core::App().settings().soundNotify()) {
-			_hints["suppress-sound"] = Glib::Variant<bool>::create(true);
+			_hints["suppress-sound"] = Glib::create_variant(true);
 		} else {
 			// sound name according to http://0pointer.de/public/sound-naming-spec.html
-			_hints["sound-name"] = Glib::Variant<Glib::ustring>::create(
-				"message-new-instant");
+			_hints["sound-name"] = Glib::create_variant(
+				Glib::ustring("message-new-instant"));
 		}
 	}
 
 	if (capabilities.contains("x-canonical-append")) {
-		_hints["x-canonical-append"] = Glib::Variant<Glib::ustring>::create(
-			"true");
+		_hints["x-canonical-append"] = Glib::create_variant(
+			Glib::ustring("true"));
 	}
 
-	_hints["category"] = Glib::Variant<Glib::ustring>::create("im.received");
+	_hints["category"] = Glib::create_variant(Glib::ustring("im.received"));
 
-	_hints["desktop-entry"] = Glib::Variant<Glib::ustring>::create(
-		QGuiApplication::desktopFileName().toStdString());
+	_hints["desktop-entry"] = Glib::create_variant(
+		Glib::ustring(QGuiApplication::desktopFileName().toStdString()));
 
 	_notificationClosedSignalId = _dbusConnection->signal_subscribe(
 		signalEmitted,
@@ -647,7 +646,7 @@ void NotificationData::show() {
 			std::string(kObjectPath),
 			std::string(kInterface),
 			"Notify",
-			MakeGlibVariant(std::tuple{
+			Glib::create_variant(std::tuple{
 				Glib::ustring(std::string(AppName)),
 				uint(0),
 				iconName,
@@ -659,9 +658,12 @@ void NotificationData::show() {
 			}),
 			[=](const Glib::RefPtr<Gio::AsyncResult> &result) {
 				Noexcept([&] {
-					auto reply = connection->call_finish(result);
-					const auto notificationId = GlibVariantCast<uint>(
-						reply.get_child(0));
+					const auto notificationId = connection->call_finish(
+						result
+					).get_child(
+						0
+					).get_dynamic<uint>();
+
 					crl::on_main(weak, [=] {
 						_notificationId = notificationId;
 					});
@@ -691,7 +693,7 @@ void NotificationData::close() {
 		std::string(kObjectPath),
 		std::string(kInterface),
 		"CloseNotification",
-		MakeGlibVariant(std::tuple{
+		Glib::create_variant(std::tuple{
 			_notificationId,
 		}),
 		{},
@@ -728,7 +730,7 @@ void NotificationData::setImage(const QImage &image) {
 		? image.convertToFormat(QImage::Format_RGBA8888)
 		: image.convertToFormat(QImage::Format_RGB888);
 
-	_hints[_imageKey] = MakeGlibVariant(std::tuple{
+	_hints[_imageKey] = Glib::create_variant(std::tuple{
 		convertedImage.width(),
 		convertedImage.height(),
 		int(convertedImage.bytesPerLine()),
@@ -979,19 +981,22 @@ Manager::Private::Private(not_null<Manager*> manager)
 					const Glib::ustring &object_path,
 					const Glib::ustring &interface_name,
 					const Glib::ustring &signal_name,
-					Glib::VariantContainerBase parameters) {
+					const Glib::VariantContainerBase &parameters) {
 				Noexcept([&] {
-					const auto interface = GlibVariantCast<Glib::ustring>(
-						parameters.get_child(0));
+					const auto interface = parameters.get_child(
+						0
+					).get_dynamic<Glib::ustring>();
 
 					if (interface != kInterface.data()) {
 						return;
 					}
 
-					const auto inhibited = GlibVariantCast<bool>(
-						GlibVariantCast<
-							std::map<Glib::ustring, Glib::VariantBase>
-					>(parameters.get_child(1)).at("Inhibited"));
+					const auto inhibited = parameters.get_child(
+						1
+					).get_dynamic<std::map<Glib::ustring, Glib::VariantBase>>(
+					).at(
+						"Inhibited"
+					).get_dynamic<bool>();
 
 					crl::on_main(weak, [=] {
 						_inhibited = inhibited;
diff --git a/Telegram/SourceFiles/platform/linux/specific_linux.cpp b/Telegram/SourceFiles/platform/linux/specific_linux.cpp
index 9e9fe63ba491ec..7e20b946ac51af 100644
--- a/Telegram/SourceFiles/platform/linux/specific_linux.cpp
+++ b/Telegram/SourceFiles/platform/linux/specific_linux.cpp
@@ -9,7 +9,6 @@ For license and copyright information please follow this link:
 
 #include "base/random.h"
 #include "base/platform/base_platform_info.h"
-#include "base/platform/linux/base_linux_glibmm_helper.h"
 #include "base/platform/linux/base_linux_dbus_utilities.h"
 #include "base/platform/linux/base_linux_xdp_utilities.h"
 #include "platform/linux/linux_desktop_environment.h"
@@ -90,13 +89,13 @@ bool PortalAutostart(bool start, bool silent) {
 		commandline.push_back("-autostart");
 
 		std::map<Glib::ustring, Glib::VariantBase> options;
-		options["handle_token"] = Glib::Variant<Glib::ustring>::create(
-			handleToken);
-		options["reason"] = Glib::Variant<Glib::ustring>::create(
-			tr::lng_settings_auto_start(tr::now).toStdString());
-		options["autostart"] = Glib::Variant<bool>::create(start);
-		options["commandline"] = base::Platform::MakeGlibVariant(commandline);
-		options["dbus-activatable"] = Glib::Variant<bool>::create(false);
+		options["handle_token"] = Glib::create_variant(handleToken);
+		options["reason"] = Glib::create_variant(
+			Glib::ustring(
+				tr::lng_settings_auto_start(tr::now).toStdString()));
+		options["autostart"] = Glib::create_variant(start);
+		options["commandline"] = Glib::create_variant(commandline);
+		options["dbus-activatable"] = Glib::create_variant(false);
 
 		auto uniqueName = connection->get_unique_name();
 		uniqueName.erase(0, 1);
@@ -117,10 +116,11 @@ bool PortalAutostart(bool start, bool silent) {
 				const Glib::ustring &object_path,
 				const Glib::ustring &interface_name,
 				const Glib::ustring &signal_name,
-				Glib::VariantContainerBase parameters) {
+				const Glib::VariantContainerBase &parameters) {
 				try {
-					const auto response = base::Platform::GlibVariantCast<
-						uint>(parameters.get_child(0));
+					const auto response = parameters.get_child(
+						0
+					).get_dynamic<uint>();
 
 					if (response) {
 						if (!silent) {
@@ -139,7 +139,7 @@ bool PortalAutostart(bool start, bool silent) {
 				loop->quit();
 			},
 			std::string(base::Platform::XDP::kService),
-			"org.freedesktop.portal.Request",
+			std::string(base::Platform::XDP::kRequestInterface),
 			"Response",
 			requestPath);
 
@@ -153,7 +153,7 @@ bool PortalAutostart(bool start, bool silent) {
 			std::string(base::Platform::XDP::kObjectPath),
 			"org.freedesktop.portal.Background",
 			"RequestBackground",
-			base::Platform::MakeGlibVariant(std::tuple{
+			Glib::create_variant(std::tuple{
 				parentWindowId,
 				options,
 			}),
@@ -429,8 +429,7 @@ std::optional<bool> IsDarkMode() {
 			"color-scheme");
 
 		if (result.has_value()) {
-			const auto value = base::Platform::GlibVariantCast<uint>(*result);
-			return value == 1;
+			return result->get_dynamic<uint>() == 1;
 		}
 	} catch (...) {
 	}
diff --git a/Telegram/build/docker/centos_env/Dockerfile b/Telegram/build/docker/centos_env/Dockerfile
index 88fe34eb212f95..121afb690135c7 100644
--- a/Telegram/build/docker/centos_env/Dockerfile
+++ b/Telegram/build/docker/centos_env/Dockerfile
@@ -59,7 +59,7 @@ FROM builder AS patches
 RUN git init patches \
 	&& cd patches \
 	&& git remote add origin {{ GIT }}/desktop-app/patches.git \
-	&& git fetch --depth=1 origin 523b061671d4dd2f29979c982a2d03c2cc8eaf4f \
+	&& git fetch --depth=1 origin edafe1a2484cd6ac9be357aa1e4cda61bf6a8b9a \
 	&& git reset --hard FETCH_HEAD \
 	&& rm -rf .git
 
@@ -675,7 +675,7 @@ RUN git clone -b xkbcommon-1.3.1 --depth=1 {{ GIT }}/xkbcommon/libxkbcommon.git
 FROM patches AS glibmm
 COPY --link --from=libffi {{ LibrariesPath }}/libffi-cache /
 
-RUN git clone -b 2.76.0 --depth=1 {{ GIT }}/GNOME/glibmm.git \
+RUN git clone -b 2.77.0 --depth=1 {{ GIT }}/GNOME/glibmm.git \
 	&& cd glibmm \
 	&& git apply ../patches/glibmm.patch \
 	&& CFLAGS="$CFLAGS {{ CFLAGS_LTO }}" CXXFLAGS="$CXXFLAGS {{ CFLAGS_LTO }}" meson build \
diff --git a/cmake b/cmake
index 6d67365e52480e..0620bb7b87a0ec 160000
--- a/cmake
+++ b/cmake
@@ -1 +1 @@
-Subproject commit 6d67365e52480edbde2b2596844c26b56a8644dc
+Subproject commit 0620bb7b87a0ec9195151fd5eb0cf38656c1280b
diff --git a/snap/snapcraft.yaml b/snap/snapcraft.yaml
index f6ccbea6409625..40a3ca6370b34f 100644
--- a/snap/snapcraft.yaml
+++ b/snap/snapcraft.yaml
@@ -248,7 +248,7 @@ parts:
   glibmm:
     source: https://github.com/GNOME/glibmm.git
     source-depth: 1
-    source-tag: 2.76.0
+    source-tag: 2.77.0
     plugin: meson
     build-packages:
       - meson