--- old/addresswidget.cpp	2014-06-11 14:25:08.167624525 +0200
+++ new/addresswidget.cpp	2014-06-11 14:25:17.075624739 +0200
@@ -180,7 +180,7 @@
 
         proxyModel->setFilterRegExp(QRegExp(newStr, Qt::CaseInsensitive));
         proxyModel->setFilterKeyColumn(0);
-        proxyModel->sort(0, Qt::AscendingOrder);
+        tableView->sortByColumn(0, Qt::AscendingOrder);
 
         connect(tableView->selectionModel(),
             SIGNAL(selectionChanged(QItemSelection,QItemSelection)),