diff --git a/digikam/digikam/digikamapp.cpp b/digikam/digikam/digikamapp.cpp
index b27cae5..e654279 100644
--- a/digikam/digikam/digikamapp.cpp
+++ b/digikam/digikam/digikamapp.cpp
@@ -52,7 +52,7 @@
 #include <kglobalsettings.h>
 #include <kfiledialog.h>
 #include <kmessagebox.h>
-#include <kwin.h>
+#include <twin.h>
 #include <kimageio.h>
 #include <dcopref.h>
 
diff --git a/digikam/imageplugins/perspective/digikamimageplugin_perspective.desktop b/digikam/imageplugins/perspective/digikamimageplugin_perspective.desktop
index 001e9b9..b93ab57 100644
--- a/digikam/imageplugins/perspective/digikamimageplugin_perspective.desktop
+++ b/digikam/imageplugins/perspective/digikamimageplugin_perspective.desktop
@@ -32,7 +32,7 @@ Comment[hr]=digiKam dodatak za perspektivu
 Comment[it]=Plugin per lo strumento di prospettiva per digiKam
 Comment[ja]=digiKam 視点調整プラグイン
 Comment[ms]=Plugin alatan perspektif untuk digiKam
-Comment[nds]=digiKam-Moduul för den Kiekwinkel
+Comment[nds]=digiKam-Moduul för den Kietwinkel
 Comment[nl]=Digikam-plugin voor perspectiefaanpassing
 Comment[pa]=ਡਿਜ਼ੀਕੈਮ ਲਈ ਪਰੋਸਪੈਕਟਿਵ ਸੰਦ ਪਲੱਗਇਨ
 Comment[pl]=Wtyczka do programu digiKam umożliwiająca korekcję perspektywy
diff --git a/digikam/utilities/imageeditor/editor/editorwindow.cpp b/digikam/utilities/imageeditor/editor/editorwindow.cpp
index e90218a..9f6e837 100644
--- a/digikam/utilities/imageeditor/editor/editorwindow.cpp
+++ b/digikam/utilities/imageeditor/editor/editorwindow.cpp
@@ -76,7 +76,7 @@ extern "C"
 #include <ktoolbar.h>
 #include <kstatusbar.h>
 #include <kprogress.h>
-#include <kwin.h>
+#include <twin.h>
 #include <kcombobox.h>
 
 // Local includes.
diff --git a/digikam/utilities/imageeditor/editor/imagewindow.cpp b/digikam/utilities/imageeditor/editor/imagewindow.cpp
index 94145d3..6a42c34 100644
--- a/digikam/utilities/imageeditor/editor/imagewindow.cpp
+++ b/digikam/utilities/imageeditor/editor/imagewindow.cpp
@@ -57,7 +57,7 @@
 #include <kstdguiitem.h>
 #include <kstatusbar.h>
 #include <kprogress.h>
-#include <kwin.h>
+#include <twin.h>
 
 // Local includes.
 
diff --git a/digikam/utilities/lighttable/lighttablewindow.cpp b/digikam/utilities/lighttable/lighttablewindow.cpp
index e93866a..29a0f0d 100644
--- a/digikam/utilities/lighttable/lighttablewindow.cpp
+++ b/digikam/utilities/lighttable/lighttablewindow.cpp
@@ -31,7 +31,7 @@
 #include <kedittoolbar.h>
 #include <kdeversion.h>
 #include <klocale.h>
-#include <kwin.h>
+#include <twin.h>
 #include <kmessagebox.h>
 #include <kapplication.h>
 #include <kconfig.h>
diff --git a/po/nds/digikam.po b/po/nds/digikam.po
index 8ff2eff..bb9b68b 100644
--- a/po/nds/digikam.po
+++ b/po/nds/digikam.po
@@ -7161,23 +7161,23 @@ msgstr "Infrarootfilm..."
 
 #: imageplugins/perspective/imageplugin_perspective.cpp:47
 msgid "Perspective Adjustment..."
-msgstr "Kiekwinkel topassen..."
+msgstr "Kietwinkel topassen..."
 
 #: imageplugins/perspective/perspectivewidget.cpp:205
 msgid "Perspective Adjustment"
-msgstr "Kiekwinkel topassen"
+msgstr "Kietwinkel topassen"
 
 #: imageplugins/perspective/perspectivetool.cpp:74
 msgid "Perspective"
-msgstr "Kiekwinkel"
+msgstr "Kietwinkel"
 
 #: imageplugins/perspective/perspectivetool.cpp:84
 msgid ""
 "<p>This is the perspective transformation operation preview. You can use the "
 "mouse for dragging the corner to adjust the perspective transformation area."
 msgstr ""
-"<p>Dit is de Vöransicht för de Kiekwinkel-Ümwanneln. Du kannst mit de Muus an "
-"de Ecken trecken, wenn Du den Kiekwinkel topassen wullt."
+"<p>Dit is de Vöransicht för de Kietwinkel-Ümwanneln. Du kannst mit de Muus an "
+"de Ecken trecken, wenn Du den Kietwinkel topassen wullt."
 
 #: imageplugins/perspective/perspectivetool.cpp:112
 msgid "Angles (in degrees):"
@@ -12932,10 +12932,10 @@ msgstr "För't Beennen hier klicken..."
 #~ msgstr "Algoritmus för't fre'e Dreihen"
 
 #~ msgid "Adjust Photograph Perspective"
-#~ msgstr "Bild-Kiekwinkel topassen"
+#~ msgstr "Bild-Kietwinkel topassen"
 
 #~ msgid "A digiKam image plugin to process image perspective adjustment."
-#~ msgstr "En digiKam-Moduul för't Topassen vun den Kiekwinkel."
+#~ msgstr "En digiKam-Moduul för't Topassen vun den Kietwinkel."
 
 #~ msgid "Auto Color Correction"
 #~ msgstr "Automaatsch Klöörkorrektuur"