diff --git a/src/core/mpris2.cpp b/src/core/mpris2.cpp
index 416398c5a..2e246eb17 100644
--- a/src/core/mpris2.cpp
+++ b/src/core/mpris2.cpp
@@ -226,11 +226,11 @@ void Mpris2::EmitNotification(const QString &name) {
 
 //------------------Root Interface--------------------------//
 
-bool Mpris2::CanQuit() { return true; }
+bool Mpris2::CanQuit() const { return true; }
 
-bool Mpris2::CanRaise() { return true; }
+bool Mpris2::CanRaise() const { return true; }
 
-bool Mpris2::HasTrackList() { return true; }
+bool Mpris2::HasTrackList() const { return true; }
 
 QString Mpris2::Identity() const { return app_name_; }
 
@@ -250,7 +250,7 @@ QString Mpris2::DesktopEntryAbsolutePath() const {
 
 QString Mpris2::DesktopEntry() const { return desktop_file_; }
 
-QStringList Mpris2::SupportedUriSchemes() {
+QStringList Mpris2::SupportedUriSchemes() const {
 
   static QStringList res = QStringList() << "file"
                                          << "http"
@@ -261,7 +261,7 @@ QStringList Mpris2::SupportedUriSchemes() {
 
 }
 
-QStringList Mpris2::SupportedMimeTypes() {
+QStringList Mpris2::SupportedMimeTypes() const {
 
   static QStringList res = QStringList() << "x-content/audio-player"
                                          << "application/ogg"
@@ -304,7 +304,7 @@ QString Mpris2::PlaybackStatus() const {
   return PlaybackStatus(app_->player()->GetState());
 }
 
-QString Mpris2::PlaybackStatus(Engine::State state) {
+QString Mpris2::PlaybackStatus(Engine::State state) const {
 
   switch (state) {
     case Engine::Playing: return "Playing";
@@ -347,7 +347,7 @@ void Mpris2::SetLoopStatus(const QString &value) {
 
 }
 
-double Mpris2::Rate() { return 1.0; }
+double Mpris2::Rate() const { return 1.0; }
 
 void Mpris2::SetRate(double rate) {
 
@@ -418,9 +418,9 @@ qint64 Mpris2::Position() const {
   return app_->player()->engine()->position_nanosec() / kNsecPerUsec;
 }
 
-double Mpris2::MaximumRate() { return 1.0; }
+double Mpris2::MaximumRate() const { return 1.0; }
 
-double Mpris2::MinimumRate() { return 1.0; }
+double Mpris2::MinimumRate() const { return 1.0; }
 
 bool Mpris2::CanGoNext() const {
   return app_->playlist_manager()->active() && app_->playlist_manager()->active()->next_row() != -1;
@@ -445,7 +445,7 @@ bool Mpris2::CanSeek(Engine::State state) const {
   return app_->player()->GetCurrentItem() && state != Engine::Empty && !app_->player()->GetCurrentItem()->Metadata().is_stream();
 }
 
-bool Mpris2::CanControl() { return true; }
+bool Mpris2::CanControl() const { return true; }
 
 void Mpris2::Next() {
   if (CanGoNext()) {
@@ -503,14 +503,14 @@ void Mpris2::OpenUri(const QString &uri) {
   app_->playlist_manager()->active()->InsertUrls(QList<QUrl>() << QUrl(uri), -1, true);
 }
 
-Track_Ids Mpris2::Tracks() {
+Track_Ids Mpris2::Tracks() const {
   // TODO
   return Track_Ids();
 }
 
-bool Mpris2::CanEditTracks() { return false; }
+bool Mpris2::CanEditTracks() const { return false; }
 
-TrackMetadata Mpris2::GetTracksMetadata(const Track_Ids &tracks) {
+TrackMetadata Mpris2::GetTracksMetadata(const Track_Ids &tracks) const {
 
   Q_UNUSED(tracks);
 
@@ -543,7 +543,7 @@ quint32 Mpris2::PlaylistCount() const {
   return app_->playlist_manager()->GetAllPlaylists().size();
 }
 
-QStringList Mpris2::Orderings() { return QStringList() << "User"; }
+QStringList Mpris2::Orderings() const { return QStringList() << "User"; }
 
 namespace {
 
diff --git a/src/core/mpris2.h b/src/core/mpris2.h
index 7391576d8..fbc7e98f3 100644
--- a/src/core/mpris2.h
+++ b/src/core/mpris2.h
@@ -118,13 +118,13 @@ class Mpris2 : public QObject {
   Q_PROPERTY(MaybePlaylist ActivePlaylist READ ActivePlaylist)
 
   // Root Properties
-  static bool CanQuit();
-  static bool CanRaise();
-  static bool HasTrackList();
+  bool CanQuit() const;
+  bool CanRaise() const;
+  bool HasTrackList() const;
   QString Identity() const;
   QString DesktopEntry() const;
-  static QStringList SupportedUriSchemes();
-  static QStringList SupportedMimeTypes();
+  QStringList SupportedUriSchemes() const;
+  QStringList SupportedMimeTypes() const;
 
   // Root Properties added in MPRIS 2.2
   bool CanSetFullscreen() const { return false; }
@@ -133,13 +133,13 @@ class Mpris2 : public QObject {
 
   // Methods
   void Raise();
-  static void Quit();
+  void Quit();
 
   // Player Properties
   QString PlaybackStatus() const;
   QString LoopStatus() const;
   void SetLoopStatus(const QString &value);
-  static double Rate();
+  double Rate() const;
   void SetRate(double rate);
   bool Shuffle() const;
   void SetShuffle(bool enable);
@@ -147,14 +147,14 @@ class Mpris2 : public QObject {
   double Volume() const;
   void SetVolume(double value);
   qint64 Position() const;
-  static double MaximumRate();
-  static double MinimumRate();
+  double MaximumRate() const;
+  double MinimumRate() const;
   bool CanGoNext() const;
   bool CanGoPrevious() const;
   bool CanPlay() const;
   bool CanPause() const;
   bool CanSeek() const;
-  static bool CanControl();
+  bool CanControl() const;
 
   // Methods
   void Next();
@@ -168,18 +168,18 @@ class Mpris2 : public QObject {
   void OpenUri(const QString &uri);
 
   // TrackList Properties
-  static Track_Ids Tracks();
-  static bool CanEditTracks();
+  Track_Ids Tracks() const;
+  bool CanEditTracks() const;
 
   // Methods
-  static TrackMetadata GetTracksMetadata(const Track_Ids &tracks);
-  static void AddTrack(const QString &uri, const QDBusObjectPath &afterTrack, bool setAsCurrent);
-  static void RemoveTrack(const QDBusObjectPath &trackId);
-  static void GoTo(const QDBusObjectPath &trackId);
+  TrackMetadata GetTracksMetadata(const Track_Ids &tracks) const;
+  void AddTrack(const QString &uri, const QDBusObjectPath &afterTrack, bool setAsCurrent);
+  void RemoveTrack(const QDBusObjectPath &trackId);
+  void GoTo(const QDBusObjectPath &trackId);
 
   // Playlist Properties
   quint32 PlaylistCount() const;
-  static QStringList Orderings();
+  QStringList Orderings() const;
   MaybePlaylist ActivePlaylist() const;
 
   // Methods
@@ -215,10 +215,10 @@ class Mpris2 : public QObject {
 
  private:
   void EmitNotification(const QString &name);
-  static void EmitNotification(const QString &name, const QVariant &val);
-  static void EmitNotification(const QString &name, const QVariant &val, const QString &mprisEntity);
+  void EmitNotification(const QString &name, const QVariant &val);
+  void EmitNotification(const QString &name, const QVariant &val, const QString &mprisEntity);
 
-  static QString PlaybackStatus(Engine::State state);
+  QString PlaybackStatus(Engine::State state) const;
 
   QString current_track_id() const;