diff --git a/src/libtomahawk/PlaylistInterface.cpp b/src/libtomahawk/PlaylistInterface.cpp
index 7b9c024ca..15a1798e9 100644
--- a/src/libtomahawk/PlaylistInterface.cpp
+++ b/src/libtomahawk/PlaylistInterface.cpp
@@ -1,5 +1,6 @@
 /* === This file is part of Tomahawk Player - <http://tomahawk-player.org> ===
  *
+ *   Copyright 2010-2012, Christian Muehlhaeuser <muesli@tomahawk-player.org>
  *   Copyright 2011, Leo Franchi <lfranchi@kde.org>
  *   Copyright 2010-2012, Jeff Mitchell <jeff@tomahawk-player.org>
  *
@@ -18,15 +19,15 @@
  */
 
 #include "PlaylistInterface.h"
-#include "utils/Logger.h"
 #include "Result.h"
 #include "Pipeline.h"
 #include "Source.h"
+#include "utils/Logger.h"
 
 using namespace Tomahawk;
 
 
-PlaylistInterface::PlaylistInterface ()
+PlaylistInterface::PlaylistInterface()
     : QObject()
     , m_latchMode( PlaylistModes::StayOnSong )
     , m_finished( false )
diff --git a/src/libtomahawk/PlaylistInterface.h b/src/libtomahawk/PlaylistInterface.h
index 9ec7009f9..fd52aa56f 100644
--- a/src/libtomahawk/PlaylistInterface.h
+++ b/src/libtomahawk/PlaylistInterface.h
@@ -1,6 +1,6 @@
 /* === This file is part of Tomahawk Player - <http://tomahawk-player.org> ===
  *
- *   Copyright 2010-2011, Christian Muehlhaeuser <muesli@tomahawk-player.org>
+ *   Copyright 2010-2012, Christian Muehlhaeuser <muesli@tomahawk-player.org>
  *   Copyright 2010-2012, Jeff Mitchell <jeff@tomahawk-player.org>
  *
  *   Tomahawk is free software: you can redistribute it and/or modify
@@ -25,7 +25,6 @@
 #include "playlist/PlayableItem.h"
 #include "Typedefs.h"
 #include "DllMacro.h"
-#include "utils/Logger.h"
 
 namespace Tomahawk
 {
@@ -85,7 +84,7 @@ public:
     //TODO: Get rid of the next two functions once all playlsitinterfaces are factored out
     // Some playlist interfaces can wrap other interfaces. When checking for top-level
     // equality (say, to compare the currently playing interface) this might be needed
-    virtual bool hasChildInterface( Tomahawk::playlistinterface_ptr ) { return false; }
+    virtual bool hasChildInterface( const Tomahawk::playlistinterface_ptr& ) { return false; }
 
 public slots:
     virtual void setRepeatMode( PlaylistModes::RepeatMode mode ) = 0;