diff --git a/keditfiletype/keditfiletype.cpp b/keditfiletype/keditfiletype.cpp
index c8e4b76a..8632492b 100644
--- a/keditfiletype/keditfiletype.cpp
+++ b/keditfiletype/keditfiletype.cpp
@@ -178,8 +178,8 @@ int main(int argc, char ** argv)
 
   FileTypeDialog dlg( mimeTypeData );
   if( args->isSet( "parent" )) {
-    bool ok;
-    long id = QString(args->getOption("parent")).toLong(&ok);
+    bool ok = false;
+    long id = args->getOption("parent").toLong(&ok);
     if (ok)
       KWindowSystem::setMainWindow( &dlg, (WId)id );
   }
diff --git a/kwin/clients/oxygen/oxygenclient.cpp b/kwin/clients/oxygen/oxygenclient.cpp
index 0b99fe31..162d7898 100644
--- a/kwin/clients/oxygen/oxygenclient.cpp
+++ b/kwin/clients/oxygen/oxygenclient.cpp
@@ -1690,7 +1690,7 @@ namespace Oxygen
 
         if( widget() != event->source() ) setForceActive( true );
 
-        const long source = QString( groupData->data( tabDragMimeType() ) ).toLong();
+        const long source = groupData->data( tabDragMimeType() ).toLong();
         const int clickedIndex( tabIndexAt( point, true ) );
         if( clickedIndex < 0 ) tab_A_behind_B( source, tabId(_itemData.count()-1) );
         else tab_A_before_B( source, tabId(clickedIndex) );