diff --git a/code/nel/tools/3d/object_viewer_qt/src/plugins/bnp_manager/CMakeLists.txt b/code/nel/tools/3d/object_viewer_qt/src/plugins/bnp_manager/CMakeLists.txt
index e06c82c94..7ecfd7396 100644
--- a/code/nel/tools/3d/object_viewer_qt/src/plugins/bnp_manager/CMakeLists.txt
+++ b/code/nel/tools/3d/object_viewer_qt/src/plugins/bnp_manager/CMakeLists.txt
@@ -14,6 +14,7 @@ SET(OVQT_PLUG_BNP_MANAGER_HDR  bnp_manager_plugin.h
 								  bnp_filesystem_model.h
 								  bnp_file.h
 								  bnp_filelist_dialog.h
+								  bnp_proxy_model.h
                                   )
 SET(OVQT_PLUG_BNP_MANAGER_UIS	bnp_dirtree_form.ui
 								bnp_filelist_dialog.ui
diff --git a/code/nel/tools/3d/object_viewer_qt/src/plugins/bnp_manager/bnp_dirtree_dialog.cpp b/code/nel/tools/3d/object_viewer_qt/src/plugins/bnp_manager/bnp_dirtree_dialog.cpp
index 9487f66ae..78cc2f3cd 100644
--- a/code/nel/tools/3d/object_viewer_qt/src/plugins/bnp_manager/bnp_dirtree_dialog.cpp
+++ b/code/nel/tools/3d/object_viewer_qt/src/plugins/bnp_manager/bnp_dirtree_dialog.cpp
@@ -17,6 +17,7 @@
 // Project includes
 #include "bnp_dirtree_dialog.h"
 #include "bnp_filesystem_model.h"
+#include "bnp_proxy_model.h"
 
 // Qt includes
 #include <QtGui/QWidget>
@@ -39,18 +40,22 @@ CBnpDirTreeDialog::CBnpDirTreeDialog(QString bnpPath, QWidget *parent)
 	// Bnp file: opened and displayed
 	// all other files: added to the currently opened bnp file
 	QStringList filter;
-    filter << tr("*.bnp");
+    //filter << tr("*.bnp");
 
 	// Setup the directory tree model
-	m_dirModel= new BNPFileSystemModel;
+	m_dirModel= new BNPFileSystemModel();
+	m_proxyModel = new BNPSortProxyModel();
 	m_dirModel->setRootPath(m_DataPath);
 	m_dirModel->setFilter(QDir::AllDirs | QDir::NoDotAndDotDot | QDir::AllEntries);
 	m_dirModel->setNameFilters(filter);
     m_dirModel->setNameFilterDisables(0);
 
-	m_ui.dirTree->setModel(m_dirModel);
+	m_proxyModel->setSourceModel(m_dirModel);
 
-	m_ui.dirTree->setRootIndex(m_dirModel->index(m_DataPath));
+	m_ui.dirTree->setModel(m_proxyModel);
+
+	m_ui.dirTree->setRootIndex( m_proxyModel->mapFromSource (m_dirModel->index(m_DataPath) ) );
+	m_ui.dirTree->setSortingEnabled(true);
 
 	// Trigger if one filename is activated
 	// In future drag&drop should be also possible
@@ -65,10 +70,11 @@ CBnpDirTreeDialog::~CBnpDirTreeDialog()
 // ***************************************************************************
 void CBnpDirTreeDialog::fileSelected(QModelIndex index)
 {
-	if (index.isValid() && !m_dirModel->isDir(index))
+	QModelIndex source = m_proxyModel->mapToSource(index);
+	if (source.isValid() && !m_dirModel->isDir(source))
 	{
 		// emit the according signal to BNPManagerWindow class
-		Q_EMIT selectedForm(m_dirModel->fileInfo(index).filePath());
+		Q_EMIT selectedFile(m_dirModel->fileInfo(source).filePath());
 	}
 }
 // ***************************************************************************
diff --git a/code/nel/tools/3d/object_viewer_qt/src/plugins/bnp_manager/bnp_dirtree_dialog.h b/code/nel/tools/3d/object_viewer_qt/src/plugins/bnp_manager/bnp_dirtree_dialog.h
index 33b221a4d..737085185 100644
--- a/code/nel/tools/3d/object_viewer_qt/src/plugins/bnp_manager/bnp_dirtree_dialog.h
+++ b/code/nel/tools/3d/object_viewer_qt/src/plugins/bnp_manager/bnp_dirtree_dialog.h
@@ -31,6 +31,7 @@ namespace BNPManager
 {
 
 class BNPFileSystemModel;
+class BNPSortProxyModel;
 
 class CBnpDirTreeDialog : public QDockWidget
 {
@@ -63,8 +64,10 @@ private:
 
 	BNPFileSystemModel		*m_dirModel;
 
+	BNPSortProxyModel		*m_proxyModel;
+
 Q_SIGNALS:
-	void selectedForm(const QString);
+	void selectedFile(const QString);
 
 private Q_SLOTS:
 	/**
diff --git a/code/nel/tools/3d/object_viewer_qt/src/plugins/bnp_manager/bnp_filesystem_model.cpp b/code/nel/tools/3d/object_viewer_qt/src/plugins/bnp_manager/bnp_filesystem_model.cpp
index eaf6389f5..75ef031ff 100644
--- a/code/nel/tools/3d/object_viewer_qt/src/plugins/bnp_manager/bnp_filesystem_model.cpp
+++ b/code/nel/tools/3d/object_viewer_qt/src/plugins/bnp_manager/bnp_filesystem_model.cpp
@@ -25,7 +25,6 @@ namespace BNPManager
 BNPFileSystemModel::BNPFileSystemModel(QObject *parent)
 	: QFileSystemModel(parent)
 {
-
 }
 // ***************************************************************************
 BNPFileSystemModel::~BNPFileSystemModel()
diff --git a/code/nel/tools/3d/object_viewer_qt/src/plugins/bnp_manager/bnp_manager_window.cpp b/code/nel/tools/3d/object_viewer_qt/src/plugins/bnp_manager/bnp_manager_window.cpp
index 33157733e..4022931d1 100644
--- a/code/nel/tools/3d/object_viewer_qt/src/plugins/bnp_manager/bnp_manager_window.cpp
+++ b/code/nel/tools/3d/object_viewer_qt/src/plugins/bnp_manager/bnp_manager_window.cpp
@@ -67,7 +67,7 @@ BNPManagerWindow::BNPManagerWindow(QWidget *parent)
 	
 	// this SLOT is triggered if the user activates a bnp files in the 
 	// dirtree view
-	connect(m_BnpDirTreeDialog, SIGNAL(selectedForm(const QString)), 
+	connect(m_BnpDirTreeDialog, SIGNAL(selectedFile(const QString)), 
 			this, SLOT(loadFile(const QString)));
 
 	// not used