diff --git a/k9author/k9importfiles.cpp b/k9author/k9importfiles.cpp
index addf207..db746fc 100644
--- a/k9author/k9importfiles.cpp
+++ b/k9author/k9importfiles.cpp
@@ -13,7 +13,7 @@
 #include "k9import.h"
 #include "k9newtitle.h"
 #include "klocale.h"
-#include "kapplication.h"
+#include "tdeapplication.h"
 #include "k9chapteredit.h"
 #include "k9avifile.h"
 #include "k9menuedit.h"
diff --git a/k9author/k9menu.cpp b/k9author/k9menu.cpp
index c91ca5f..d1f0daa 100644
--- a/k9author/k9menu.cpp
+++ b/k9author/k9menu.cpp
@@ -14,7 +14,7 @@
 #include "k9process.h"
 #include <tqpainter.h>
 #include <tqbitmap.h>
-#include <kapplication.h>
+#include <tdeapplication.h>
 #include <tqfile.h>
 #include <tqdom.h>
 #include "k9tools.h"
diff --git a/k9author/k9newdvd.cpp b/k9author/k9newdvd.cpp
index 363ff7f..2980929 100644
--- a/k9author/k9newdvd.cpp
+++ b/k9author/k9newdvd.cpp
@@ -18,7 +18,7 @@
 #include <kstandarddirs.h>
 #include <tqapplication.h>
 #include <ktempfile.h>
-#include <kapplication.h>
+#include <tdeapplication.h>
 #include <klocale.h>
 #include <tqimage.h>
 #include <kmessagebox.h>
diff --git a/libk9copy/k9dvdbackup.cpp b/libk9copy/k9dvdbackup.cpp
index 18332be..fae27c1 100755
--- a/libk9copy/k9dvdbackup.cpp
+++ b/libk9copy/k9dvdbackup.cpp
@@ -25,7 +25,7 @@
 #include "ac.h"
 #include "k9dvdtitleset.h"
 #include <kmessagebox.h>
-#include <kapplication.h>
+#include <tdeapplication.h>
 #include <tqapplication.h>
 #include <tqfileinfo.h>
 
diff --git a/src/k9copy.h b/src/k9copy.h
index 4edc456..8f8ef92 100644
--- a/src/k9copy.h
+++ b/src/k9copy.h
@@ -20,7 +20,7 @@
 
 #include "k9common.h"
 #include "k9cddrive.h"
-#include <kapplication.h>
+#include <tdeapplication.h>
 #include <tdemdimainfrm.h>
 
 enum eStatusBarId {sbMessage=0,sbFactor=1};
diff --git a/src/k9main.h b/src/k9main.h
index c3d504a..4efaba4 100644
--- a/src/k9main.h
+++ b/src/k9main.h
@@ -22,7 +22,7 @@
 #include <kmessagebox.h>
 #include <tqlistview.h>
 #include <tdemainwindow.h>
-#include <kaboutdata.h>
+#include <tdeaboutdata.h>
 #include <tqevent.h>
 #include <tdefiledialog.h>
 #include <tqlistbox.h>
diff --git a/src/k9mencodercmdgen.cpp b/src/k9mencodercmdgen.cpp
index 2f2924e..877a745 100644
--- a/src/k9mencodercmdgen.cpp
+++ b/src/k9mencodercmdgen.cpp
@@ -29,7 +29,7 @@
 #include <tqtooltip.h>
 #include <tqwhatsthis.h>
 #include <kstandarddirs.h>
-#include <kapplication.h>
+#include <tdeapplication.h>
 class _k9CheckListItem: public TQCheckListItem {
 public:
     _k9CheckListItem(TQListViewItem *_item):TQCheckListItem(_item,"",TQCheckListItem::CheckBox) {};
diff --git a/src/main.cpp b/src/main.cpp
index e179f05..17302b7 100755
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -19,9 +19,9 @@
 ***************************************************************************/
 #include "k9common.h"
 #include "k9play.h"
-#include <kapplication.h>
-#include <kaboutdata.h>
-#include <kcmdlineargs.h>
+#include <tdeapplication.h>
+#include <tdeaboutdata.h>
+#include <tdecmdlineargs.h>
 #include <klocale.h>
 #include "ac.h"
 #include "k9copy.h"