diff --git a/kcmkwin/kwindecoration/buttons.cpp b/kcmkwin/kwindecoration/buttons.cpp
index 5e668445dc..44879e4bf9 100644
--- a/kcmkwin/kwindecoration/buttons.cpp
+++ b/kcmkwin/kwindecoration/buttons.cpp
@@ -34,6 +34,7 @@
 #include "config-kwin.h"
 
 #include <QApplication>
+#include <QDrag>
 #include <QPainter>
 #include <QLabel>
 #include <QLayout>
diff --git a/kcmkwin/kwindecoration/configdialog.cpp b/kcmkwin/kwindecoration/configdialog.cpp
index 881e77e9e2..a2e816f50b 100644
--- a/kcmkwin/kwindecoration/configdialog.cpp
+++ b/kcmkwin/kwindecoration/configdialog.cpp
@@ -24,6 +24,8 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #include <KLibrary>
 #include <KVBox>
+#include <KSharedConfig>
+#include <KLocalizedString>
 
 namespace KWin
 {
diff --git a/kcmkwin/kwindecoration/kwindecoration.h b/kcmkwin/kwindecoration/kwindecoration.h
index 4cd6321658..ef8e056c99 100644
--- a/kcmkwin/kwindecoration/kwindecoration.h
+++ b/kcmkwin/kwindecoration/kwindecoration.h
@@ -32,7 +32,7 @@
 #define KWINDECORATION_H
 
 #include <kcmodule.h>
-#include <kconfig.h>
+#include <KSharedConfig>
 
 #include <kdecoration.h>