diff --git a/activation.cpp b/activation.cpp
index bad68d7ba0..f4fce276e8 100644
--- a/activation.cpp
+++ b/activation.cpp
@@ -36,7 +36,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #endif
 
 #include <fixx11h.h>
-#include <kxerrorhandler.h>
 #include <kstartupinfo.h>
 #include <kstringhandler.h>
 #include <KDE/KLocalizedString>
diff --git a/compositingprefs.cpp b/compositingprefs.cpp
index 349e70e4c3..be176eabe2 100644
--- a/compositingprefs.cpp
+++ b/compositingprefs.cpp
@@ -25,7 +25,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #include <kconfiggroup.h>
 #include <kdebug.h>
-#include <kxerrorhandler.h>
 #include <KDE/KGlobal>
 #include <KDE/KLocalizedString>
 #include <kdeversion.h>
diff --git a/effects/desktopgrid/desktopgrid.cpp b/effects/desktopgrid/desktopgrid.cpp
index 30124495b9..04a4d12f5e 100644
--- a/effects/desktopgrid/desktopgrid.cpp
+++ b/effects/desktopgrid/desktopgrid.cpp
@@ -31,7 +31,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include <kaction.h>
 #include <kactioncollection.h>
 #include <kdebug.h>
-#include <KDE/KGlobal>
 #include <KDE/KLocalizedString>
 #include <KDE/KStandardDirs>
 #include <netwm_def.h>
diff --git a/effects/presentwindows/presentwindows.cpp b/effects/presentwindows/presentwindows.cpp
index 85077593fa..f4755b6c71 100755
--- a/effects/presentwindows/presentwindows.cpp
+++ b/effects/presentwindows/presentwindows.cpp
@@ -24,7 +24,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include "presentwindowsconfig.h"
 #include <kactioncollection.h>
 #include <kaction.h>
-#include <KDE/KGlobal>
 #include <KDE/KIcon>
 #include <KDE/KLocalizedString>
 #include <KDE/KStandardDirs>
diff --git a/glxbackend.cpp b/glxbackend.cpp
index aa4b1411f5..19fbb2529c 100644
--- a/glxbackend.cpp
+++ b/glxbackend.cpp
@@ -34,7 +34,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include <kwinglplatform.h>
 // KDE
 #include <KDE/KDebug>
-#include <KDE/KXErrorHandler>
 
 namespace KWin
 {
diff --git a/libkdecorations/kcommondecoration.cpp b/libkdecorations/kcommondecoration.cpp
index 2f906f4d4c..4a43bf1eb7 100644
--- a/libkdecorations/kcommondecoration.cpp
+++ b/libkdecorations/kcommondecoration.cpp
@@ -35,7 +35,6 @@
 
 #include <kdebug.h>
 
-#include <kapplication.h>
 #include "kdecorationfactory.h"
 #include <KDE/KLocalizedString>
 
diff --git a/libkdecorations/kdecoration.cpp b/libkdecorations/kdecoration.cpp
index c058a8b12f..f7f9020d3d 100644
--- a/libkdecorations/kdecoration.cpp
+++ b/libkdecorations/kdecoration.cpp
@@ -28,7 +28,6 @@ DEALINGS IN THE SOFTWARE.
 #include <kdebug.h>
 #include <QApplication>
 #include <QMenu>
-#include <kglobal.h>
 #include <assert.h>
 #include <X11/Xlib.h>
 #include <fixx11h.h>
diff --git a/libkdecorations/kdecoration_plugins_p.cpp b/libkdecorations/kdecoration_plugins_p.cpp
index d4e9a50730..ae28cce65e 100644
--- a/libkdecorations/kdecoration_plugins_p.cpp
+++ b/libkdecorations/kdecoration_plugins_p.cpp
@@ -32,7 +32,6 @@ DEALINGS IN THE SOFTWARE.
 #include <klibrary.h>
 #include <kconfiggroup.h>
 #include <KDE/KLocalizedString>
-#include <KDE/KGlobal>
 #include <assert.h>
 
 #include <QDir>
diff --git a/main.cpp b/main.cpp
index 99d5e6174e..884dc151d5 100644
--- a/main.cpp
+++ b/main.cpp
@@ -36,7 +36,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include <fcntl.h>
 #include <QX11Info>
 #include <stdio.h>
-#include <kxerrorhandler.h>
 #include <fixx11h.h>
 #include <QtDBus/QtDBus>
 #include <QMessageBox>
diff --git a/scene_opengl.cpp b/scene_opengl.cpp
index 047cc65ea2..eb5a35f1bc 100644
--- a/scene_opengl.cpp
+++ b/scene_opengl.cpp
@@ -34,8 +34,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include "glxbackend.h"
 #endif
 
-#include <kxerrorhandler.h>
-
 #include <kwinglcolorcorrection.h>
 #include <kwinglplatform.h>