diff --git a/src/svnfrontend/models/svnsortfilter.cpp b/src/svnfrontend/models/svnsortfilter.cpp
index 53b6ae2c..8e97d8d8 100644
--- a/src/svnfrontend/models/svnsortfilter.cpp
+++ b/src/svnfrontend/models/svnsortfilter.cpp
@@ -1,76 +1,76 @@
 /***************************************************************************
  *   Copyright (C) 2008 by Rajko Albrecht  ral@alwins-world.de             *
  *   http://kdesvn.alwins-world.de/                                        *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
  *   it under the terms of the GNU General Public License as published by  *
  *   the Free Software Foundation; either version 2 of the License, or     *
  *   (at your option) any later version.                                   *
  *                                                                         *
  *   This program is distributed in the hope that it will be useful,       *
  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  *   GNU General Public License for more details.                          *
  *                                                                         *
  *   You should have received a copy of the GNU General Public License     *
  *   along with this program; if not, write to the                         *
  *   Free Software Foundation, Inc.,                                       *
  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.         *
  ***************************************************************************/
 
 #include "svnsortfilter.h"
 #include "svnitemmodel.h"
 #include "svnitemnode.h"
 #include "settings/kdesvnsettings.h"
 
 SvnSortFilterProxy::SvnSortFilterProxy(QObject *parent)
     : QSortFilterProxyModel(parent), m_sourceModel(nullptr), m_ShowFilter(svnmodel::All)
 {
 }
 
 void SvnSortFilterProxy::setSourceModel(QAbstractItemModel *sourceModel)
 {
     m_sourceModel = qobject_cast<SvnItemModel*>(sourceModel);
-    setSourceModel(sourceModel);
+    QSortFilterProxyModel::setSourceModel(sourceModel);
 }
 
 bool SvnSortFilterProxy::lessThan(const QModelIndex &left, const QModelIndex &right)const
 {
     if (!(left.isValid() && right.isValid())) {
         return QSortFilterProxyModel::lessThan(left, right);
     }
 
     SvnItemModelNode *n1 = static_cast<SvnItemModelNode *>(left.internalPointer());
     SvnItemModelNode *n2 = static_cast<SvnItemModelNode *>(right.internalPointer());
     /*
      * when having valid model indexes the internal pointer MUST be valid, too.
      * so we may skip if for this.
      */
     Q_ASSERT(n1 && n2);
     if (n1->sortChar() == n2->sortChar()) {
         if (sortColumn() == SvnItemModel::LastRevision) {
             return n1->cmtRev() < n2->cmtRev();
         }
         return QSortFilterProxyModel::lessThan(left, right);
     }
     // we want folders always @first
     if (sortOrder() == Qt::AscendingOrder) {
         return n1->sortChar() < n2->sortChar();
     } else {
         return n1->sortChar() > n2->sortChar();
     }
 }
 
 bool SvnSortFilterProxy::filterAcceptsRow(int source_row, const QModelIndex &source_parent)const
 {
     if (m_sourceModel->filterIndex(source_parent, source_row, m_ShowFilter)) {
         return false;
     }
     return QSortFilterProxyModel::filterAcceptsRow(source_row, source_parent);
 }
 
 void SvnSortFilterProxy::setShowFilter(svnmodel::ItemTypeFlag fl)
 {
     m_ShowFilter = fl;
     invalidateFilter();
 }