diff --git a/applet.cpp b/applet.cpp
index ea614e5e5..9151a7c74 100644
--- a/applet.cpp
+++ b/applet.cpp
@@ -16,6 +16,8 @@
  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  */
 
+#include "applet.h"
+
 #include <QEvent>
 #include <QList>
 #include <QSize>
@@ -26,8 +28,6 @@
 #include <KStandardDirs>
 #include <KService>
 #include <KServiceTypeTrader>
-
-#include "applet.h"
 #include "dataenginemanager.h"
 
 namespace Plasma
diff --git a/dataenginemanager.h b/dataenginemanager.h
index 8096b76b0..296c8e922 100644
--- a/dataenginemanager.h
+++ b/dataenginemanager.h
@@ -19,7 +19,7 @@
 #ifndef PLASMA_ENGINE_MANAGER_H
 #define PLASMA_ENGINE_MANAGER_H
 
-#include <QHash>
+#include <QtCore/QHash>
 #include "dataengine.h"
 
 namespace Plasma
@@ -77,8 +77,6 @@ class PLASMA_EXPORT DataEngineManager
         static QStringList knownEngines();
 
     private:
-        DataEngine::Dict m_engines;
-
         class Private;
         Private* const d;
 };
diff --git a/widgets/icon.cpp b/widgets/icon.cpp
index 2e921333a..adb82235f 100644
--- a/widgets/icon.cpp
+++ b/widgets/icon.cpp
@@ -16,6 +16,8 @@
  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  */
 
+#include "icon.h"
+
 #include <QPainter>
 #include <QGraphicsSceneMouseEvent>
 
@@ -23,7 +25,6 @@
 #include <KDebug>
 
 #include "svg.h"
-#include "icon.h"
 
 namespace Plasma
 {
diff --git a/widgets/widget.cpp b/widgets/widget.cpp
index c2deab09e..b92755821 100644
--- a/widgets/widget.cpp
+++ b/widgets/widget.cpp
@@ -18,10 +18,11 @@
  */
 
 
+#include "widget.h"
+
 #include <QtCore/QList>
 
 #include "layout.h"
-#include "widget.h"
 
 namespace Plasma
 {