diff --git a/src/main.cpp b/src/main.cpp
index a336c37c5..e890e6cb1 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -152,7 +152,7 @@ int main(int argc, char *argv[]) {
     // Only start a core application now, so we can check if there's another instance without requiring an X server.
     // This MUST be done before parsing the commandline options so QTextCodec gets the right system locale for filenames.
     QCoreApplication core_app(argc, argv);
-    KDSingleApplication single_app(QCoreApplication::applicationName(), KDSingleApplication::Option::IncludeUsernameInSocketName);
+    KDSingleApplication single_app(QCoreApplication::applicationName().toLower(), KDSingleApplication::Option::IncludeUsernameInSocketName);
     // Parse commandline options - need to do this before starting the full QApplication, so it works without an X server
     if (!options.Parse()) return 1;
     logging::SetLevels(options.log_levels());
@@ -189,7 +189,7 @@ int main(int argc, char *argv[]) {
   QGuiApplication::setQuitOnLastWindowClosed(false);
 
   QApplication a(argc, argv);
-  KDSingleApplication single_app(QCoreApplication::applicationName(), KDSingleApplication::Option::IncludeUsernameInSocketName);
+  KDSingleApplication single_app(QCoreApplication::applicationName().toLower(), KDSingleApplication::Option::IncludeUsernameInSocketName);
   if (!single_app.isPrimaryInstance()) {
     if (options.is_empty()) {
       qLog(Info) << "Strawberry is already running - activating existing window (2)";
diff --git a/src/mpris2/mpris2.cpp b/src/mpris2/mpris2.cpp
index dfbb0aa72..2678049ca 100644
--- a/src/mpris2/mpris2.cpp
+++ b/src/mpris2/mpris2.cpp
@@ -106,8 +106,7 @@ Mpris2::Mpris2(const SharedPtr<Player> player,
     : QObject(parent),
       player_(player),
       playlist_manager_(playlist_manager),
-      current_albumcover_loader_(current_albumcover_loader),
-      app_name_(QCoreApplication::applicationName()) {
+      current_albumcover_loader_(current_albumcover_loader) {
 
   new Mpris2Root(this);
   new Mpris2TrackList(this);
@@ -135,8 +134,6 @@ Mpris2::Mpris2(const SharedPtr<Player> player,
   QObject::connect(&*playlist_manager_, &PlaylistManager::PlaylistChanged, this, &Mpris2::PlaylistChangedSlot);
   QObject::connect(&*playlist_manager_, &PlaylistManager::CurrentChanged, this, &Mpris2::PlaylistCollectionChanged);
 
-  app_name_[0] = app_name_[0].toUpper();
-
   QStringList data_dirs = QString::fromUtf8(qgetenv("XDG_DATA_DIRS")).split(u':');
 
   if (!data_dirs.contains("/usr/local/share"_L1)) {
@@ -238,7 +235,7 @@ bool Mpris2::CanRaise() const { return true; }
 
 bool Mpris2::HasTrackList() const { return true; }
 
-QString Mpris2::Identity() const { return app_name_; }
+QString Mpris2::Identity() const { return QCoreApplication::applicationName(); }
 
 QString Mpris2::DesktopEntryAbsolutePath() const {
 
diff --git a/src/mpris2/mpris2.h b/src/mpris2/mpris2.h
index cfc1071b3..ab32192f0 100644
--- a/src/mpris2/mpris2.h
+++ b/src/mpris2/mpris2.h
@@ -242,7 +242,6 @@ class Mpris2 : public QObject {
   const SharedPtr<PlaylistManager> playlist_manager_;
   const SharedPtr<CurrentAlbumCoverLoader> current_albumcover_loader_;
 
-  QString app_name_;
   QString desktopfilepath_;
   QVariantMap last_metadata_;
 
diff --git a/src/osd/osdbase.cpp b/src/osd/osdbase.cpp
index 5f029923a..f251d3267 100644
--- a/src/osd/osdbase.cpp
+++ b/src/osd/osdbase.cpp
@@ -48,7 +48,6 @@ OSDBase::OSDBase(const SharedPtr<SystemTrayIcon> tray_icon, QObject *parent)
     : QObject(parent),
       tray_icon_(tray_icon),
       pretty_popup_(new OSDPretty(OSDPretty::Mode::Popup)),
-      app_name_(QCoreApplication::applicationName()),
       timeout_msec_(5000),
       type_(OSDSettings::Type::Native),
       show_on_volume_change_(false),
@@ -59,11 +58,7 @@ OSDBase::OSDBase(const SharedPtr<SystemTrayIcon> tray_icon, QObject *parent)
       use_custom_text_(false),
       force_show_next_(false),
       ignore_next_stopped_(false),
-      playing_(false) {
-
-  app_name_[0] = app_name_[0].toUpper();
-
-}
+      playing_(false) {}
 
 OSDBase::~OSDBase() {
   delete pretty_popup_;
@@ -264,7 +259,7 @@ void OSDBase::Stopped() {
 }
 
 void OSDBase::StopAfterToggle(const bool stop) {
-  ShowMessage(app_name_, tr("Stop playing after track: %1").arg(stop ? tr("On") : tr("Off")));
+  ShowMessage(QCoreApplication::applicationName(), tr("Stop playing after track: %1").arg(stop ? tr("On") : tr("Off")));
 }
 
 void OSDBase::PlaylistFinished() {
@@ -272,7 +267,7 @@ void OSDBase::PlaylistFinished() {
   // We get a PlaylistFinished followed by a Stopped from the player
   ignore_next_stopped_ = true;
 
-  ShowMessage(app_name_, tr("Playlist finished"));
+  ShowMessage(QCoreApplication::applicationName(), tr("Playlist finished"));
 
 }
 
@@ -290,7 +285,7 @@ void OSDBase::VolumeChanged(const uint value) {
   }
 #endif
 
-  ShowMessage(app_name_, message);
+  ShowMessage(QCoreApplication::applicationName(), message);
 
 }
 
@@ -346,7 +341,7 @@ void OSDBase::ShuffleModeChanged(const PlaylistSequence::ShuffleMode mode) {
       case PlaylistSequence::ShuffleMode::InsideAlbum: current_mode = tr("Shuffle tracks in this album"); break;
       case PlaylistSequence::ShuffleMode::Albums:      current_mode = tr("Shuffle albums");  break;
     }
-    ShowMessage(app_name_, current_mode);
+    ShowMessage(QCoreApplication::applicationName(), current_mode);
   }
 
 }
@@ -363,7 +358,7 @@ void OSDBase::RepeatModeChanged(const PlaylistSequence::RepeatMode mode) {
       case PlaylistSequence::RepeatMode::OneByOne: current_mode = tr("Stop after every track"); break;
       case PlaylistSequence::RepeatMode::Intro:    current_mode = tr("Intro tracks"); break;
     }
-    ShowMessage(app_name_, current_mode);
+    ShowMessage(QCoreApplication::applicationName(), current_mode);
   }
 
 }
diff --git a/src/osd/osdbase.h b/src/osd/osdbase.h
index befea7e2e..ecb9ec6bc 100644
--- a/src/osd/osdbase.h
+++ b/src/osd/osdbase.h
@@ -53,8 +53,6 @@ class OSDBase : public QObject {
   virtual bool SupportsNativeNotifications();
   virtual bool SupportsTrayPopups();
 
-  QString app_name() { return app_name_; }
-
  public Q_SLOTS:
   void ReloadSettings();
 
@@ -88,7 +86,6 @@ class OSDBase : public QObject {
   const SharedPtr<SystemTrayIcon> tray_icon_;
   OSDPretty *pretty_popup_;
 
-  QString app_name_;
   int timeout_msec_;
   OSDSettings::Type type_;
   bool show_on_volume_change_;
diff --git a/src/osd/osddbus.cpp b/src/osd/osddbus.cpp
index 38d6fa060..9e32afafa 100644
--- a/src/osd/osddbus.cpp
+++ b/src/osd/osddbus.cpp
@@ -170,7 +170,7 @@ void OSDDBus::ShowMessageNative(const QString &summary, const QString &message,
     id = notification_id_;
   }
 
-  QDBusPendingReply<uint> reply = interface_->Notify(app_name(), id, icon, summary_stripped, message, QStringList(), hints, timeout_msec());
+  QDBusPendingReply<uint> reply = interface_->Notify(QCoreApplication::applicationName(), id, icon, summary_stripped, message, QStringList(), hints, timeout_msec());
   QDBusPendingCallWatcher *watcher = new QDBusPendingCallWatcher(reply, this);
   QObject::connect(watcher, &QDBusPendingCallWatcher::finished, this, &OSDDBus::CallFinished);
 
diff --git a/src/systemtrayicon/qtsystemtrayicon.cpp b/src/systemtrayicon/qtsystemtrayicon.cpp
index 018222021..3a9592584 100644
--- a/src/systemtrayicon/qtsystemtrayicon.cpp
+++ b/src/systemtrayicon/qtsystemtrayicon.cpp
@@ -39,7 +39,6 @@ using namespace Qt::Literals::StringLiterals;
 SystemTrayIcon::SystemTrayIcon(QObject *parent)
     : QSystemTrayIcon(parent),
       menu_(new QMenu),
-      app_name_(QCoreApplication::applicationName()),
       pixmap_playing_(u":/pictures/tiny-play.png"_s),
       pixmap_paused_(u":/pictures/tiny-pause.png"_s),
       action_play_pause_(nullptr),
@@ -51,8 +50,6 @@ SystemTrayIcon::SystemTrayIcon(QObject *parent)
       trayicon_progress_(false),
       song_progress_(0) {
 
-  app_name_[0] = app_name_[0].toUpper();
-
   const QIcon icon = IconLoader::Load(u"strawberry"_s);
   const QIcon icon_grey = IconLoader::Load(u"strawberry-grey"_s);
   pixmap_normal_ = icon.pixmap(48, QIcon::Normal);
@@ -66,7 +63,7 @@ SystemTrayIcon::SystemTrayIcon(QObject *parent)
   if (isSystemTrayAvailable()) {
     available_ = true;
     setIcon(icon);
-    setToolTip(app_name_);
+    setToolTip(QCoreApplication::applicationName());
   }
 
   QObject::connect(this, &QSystemTrayIcon::activated, this, &SystemTrayIcon::Clicked);
@@ -198,7 +195,7 @@ void SystemTrayIcon::SetNowPlaying(const Song &song, const QUrl &url) {
 }
 
 void SystemTrayIcon::ClearNowPlaying() {
-  if (available_) setToolTip(app_name_);
+  if (available_) setToolTip(QCoreApplication::applicationName());
 }
 
 void SystemTrayIcon::LoveVisibilityChanged(const bool value) {
diff --git a/src/systemtrayicon/qtsystemtrayicon.h b/src/systemtrayicon/qtsystemtrayicon.h
index 0ec359402..548d27489 100644
--- a/src/systemtrayicon/qtsystemtrayicon.h
+++ b/src/systemtrayicon/qtsystemtrayicon.h
@@ -82,7 +82,6 @@ class SystemTrayIcon : public QSystemTrayIcon {
 
  private:
   QMenu *menu_;
-  QString app_name_;
   QPixmap pixmap_normal_;
   QPixmap pixmap_grey_;
   QPixmap pixmap_playing_;