diff --git a/CMakeLists.txt b/CMakeLists.txt
index 007b068..4469260 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -50,6 +50,10 @@ find_package(Qt6 ${QT_MIN_VERSION} REQUIRED COMPONENTS
 if (BUILD_WEBVIEW)
     find_package(Qt6WebView ${QT_MIN_VERSION} REQUIRED)
 endif ()
+if (LINUX)
+    find_package(Qt6 ${QT_MIN_VERSION} REQUIRED NO_MODULE COMPONENTS DBus)
+endif ()
+
 find_package(KF6 ${KF_MIN_VERSION} REQUIRED COMPONENTS Kirigami I18n Config CoreAddons Archive)
 find_package(KF6KirigamiAddons 1.2.1 REQUIRED)
 find_package(QCoro6 REQUIRED COMPONENTS Core Network Qml)
diff --git a/launcher/CMakeLists.txt b/launcher/CMakeLists.txt
index 3a8b490..16b0321 100644
--- a/launcher/CMakeLists.txt
+++ b/launcher/CMakeLists.txt
@@ -120,6 +120,11 @@ if (BUILD_SYNC)
     target_link_libraries(astra_static PRIVATE QuotientQt6)
 endif()
 
+if (TARGET Qt6::DBus)
+    target_link_libraries(astra_static PRIVATE Qt6::DBus)
+    target_compile_definitions(astra_static PRIVATE -DHAS_DBUS)
+endif ()
+
 add_executable(astra)
 
 target_sources(astra PRIVATE
diff --git a/launcher/include/launchercore.h b/launcher/include/launchercore.h
index 3052663..eaa9ea2 100755
--- a/launcher/include/launchercore.h
+++ b/launcher/include/launchercore.h
@@ -167,6 +167,12 @@ private:
     /// Updates FFXIV.cfg with some recommended options like turning the opening cutscene movie off
     void updateConfig(const Account *account);
 
+    /// Tell the system to keep the screen on and don't go to sleep
+    void inhibitSleep();
+
+    /// Tell the system we can allow the screen to turn off
+    void uninhibitSleep();
+
     SteamAPI *m_steamApi = nullptr;
 
     bool m_loadingFinished = false;
@@ -188,4 +194,6 @@ private:
 #endif
 
     int m_currentProfileIndex = 0;
+
+    unsigned int screenSaverDbusCookie = 0;
 };
diff --git a/launcher/src/launchercore.cpp b/launcher/src/launchercore.cpp
index 5aa861b..a2af5f5 100755
--- a/launcher/src/launchercore.cpp
+++ b/launcher/src/launchercore.cpp
@@ -27,6 +27,12 @@
 #include "syncmanager.h"
 #endif
 
+#ifdef HAS_DBUS
+#include <QDBusConnection>
+#include <QDBusReply>
+#include <QGuiApplication>
+#endif
+
 using namespace Qt::StringLiterals;
 
 LauncherCore::LauncherCore()
@@ -78,6 +84,8 @@ void LauncherCore::login(Profile *profile, const QString &username, const QStrin
 {
     Q_ASSERT(profile != nullptr);
 
+    inhibitSleep();
+
     const auto loginInformation = new LoginInformation(this);
     loginInformation->profile = profile;
 
@@ -572,6 +580,10 @@ QCoro::Task<> LauncherCore::fetchNews()
 
 QCoro::Task<> LauncherCore::handleGameExit(const Profile *profile)
 {
+    qCDebug(ASTRA_LOG) << "Game has closed.";
+
+    uninhibitSleep();
+
 #ifdef BUILD_SYNC
     // TODO: once we have Steam API support we can tell Steam to delay putting the Deck to sleep until our upload is complete
     if (m_settings->enableSync()) {
@@ -630,4 +642,40 @@ void LauncherCore::updateConfig(const Account *account)
     file.close();
 }
 
+void LauncherCore::inhibitSleep()
+{
+#ifdef HAS_DBUS
+    if (screenSaverDbusCookie != 0)
+        return;
+
+    QDBusMessage message = QDBusMessage::createMethodCall(QStringLiteral("org.freedesktop.ScreenSaver"),
+                                                          QStringLiteral("/ScreenSaver"),
+                                                          QStringLiteral("org.freedesktop.ScreenSaver"),
+                                                          QStringLiteral("Inhibit"));
+    message << QGuiApplication::desktopFileName();
+    message << i18n("Playing FFXIV");
+
+    const QDBusReply<uint> reply = QDBusConnection::sessionBus().call(message);
+    if (reply.isValid()) {
+        screenSaverDbusCookie = reply.value();
+    }
+#endif
+}
+
+void LauncherCore::uninhibitSleep()
+{
+#ifdef HAS_DBUS
+    if (screenSaverDbusCookie == 0)
+        return;
+
+    QDBusMessage message = QDBusMessage::createMethodCall(QStringLiteral("org.freedesktop.ScreenSaver"),
+                                                          QStringLiteral("/ScreenSaver"),
+                                                          QStringLiteral("org.freedesktop.ScreenSaver"),
+                                                          QStringLiteral("UnInhibit"));
+    message << static_cast<uint>(screenSaverDbusCookie);
+    screenSaverDbusCookie = 0;
+    QDBusConnection::sessionBus().send(message);
+#endif
+}
+
 #include "moc_launchercore.cpp"
\ No newline at end of file