diff --git a/korn/progress_dialog.ui b/korn/progress_dialog.ui
index 9cb237bae..c9c167546 100644
--- a/korn/progress_dialog.ui
+++ b/korn/progress_dialog.ui
@@ -109,7 +109,7 @@
     <signal>cancelPressed()</signal>
 </Q_SIGNALS>
 <Q_SLOTS>
-    <slot>setText( const QString &amp; str )</slot>
+    <slot>setText( const TQString &amp; str )</slot>
     <slot>setNumberOfBoxes( int number )</slot>
     <slot>setProgressOfBoxes( int number )</slot>
     <slot>setNumberOfSteps( int number )</slot>