diff --git a/retroshare-gui/src/gui/gxschannels/GxsChannelPostFilesModel.cpp b/retroshare-gui/src/gui/gxschannels/GxsChannelPostFilesModel.cpp
index 86dc330cc..6b4a4b14d 100644
--- a/retroshare-gui/src/gui/gxschannels/GxsChannelPostFilesModel.cpp
+++ b/retroshare-gui/src/gui/gxschannels/GxsChannelPostFilesModel.cpp
@@ -370,6 +370,43 @@ void RsGxsChannelPostFilesModel::setFilter(const QStringList& strings, uint32_t&
 
 	postMods();
 }
+
+class compareOperator
+{
+public:
+    compareOperator(int column,Qt::SortOrder order): col(column),ord(order) {}
+
+	bool operator()(const RsGxsFile& f1,const RsGxsFile& f2) const
+	{
+     	switch(col)
+		{
+		default:
+		case RsGxsChannelPostFilesModel::COLUMN_FILES_NAME: return (ord==Qt::AscendingOrder)?(f1.mName<f2.mName):(f1.mName>f2.mName);
+		case RsGxsChannelPostFilesModel::COLUMN_FILES_SIZE: return (ord==Qt::AscendingOrder)?(f1.mSize<f2.mSize):(f1.mSize>f2.mSize);
+		case RsGxsChannelPostFilesModel::COLUMN_FILES_FILE:
+		{
+			FileInfo fi1,fi2;
+			rsFiles->FileDetails(f1.mHash,RS_FILE_HINTS_DOWNLOAD,fi1);
+			rsFiles->FileDetails(f2.mHash,RS_FILE_HINTS_DOWNLOAD,fi2);
+
+			return (ord==Qt::AscendingOrder)?(fi1.transfered<fi2.transfered):(fi1.transfered>fi2.transfered);
+		}
+		}
+
+	}
+
+private:
+	int col;
+	Qt::SortOrder ord;
+};
+
+void RsGxsChannelPostFilesModel::sort(int column, Qt::SortOrder order)
+{
+    std::sort(mFiles.begin(),mFiles.end(),compareOperator(column,order));
+
+    update();
+}
+
 #ifdef TODO
 QVariant RsGxsForumModel::textColorRole(const ForumModelPostEntry& fmpe,int /*column*/) const
 {
diff --git a/retroshare-gui/src/gui/gxschannels/GxsChannelPostFilesModel.h b/retroshare-gui/src/gui/gxschannels/GxsChannelPostFilesModel.h
index 17563fa6d..4f0e432ff 100644
--- a/retroshare-gui/src/gui/gxschannels/GxsChannelPostFilesModel.h
+++ b/retroshare-gui/src/gui/gxschannels/GxsChannelPostFilesModel.h
@@ -90,6 +90,7 @@ public:
     int rowCount(const QModelIndex& parent = QModelIndex()) const override;
     int columnCount(const QModelIndex &parent = QModelIndex()) const override;
     bool hasChildren(const QModelIndex &parent = QModelIndex()) const override;
+    void sort(int column, Qt::SortOrder order = Qt::AscendingOrder) override;
 
     QModelIndex index(int row, int column, const QModelIndex & parent = QModelIndex()) const override;
     QModelIndex parent(const QModelIndex& child) const override;
diff --git a/retroshare-gui/src/gui/gxschannels/GxsChannelPostsWidgetWithModel.cpp b/retroshare-gui/src/gui/gxschannels/GxsChannelPostsWidgetWithModel.cpp
index d7b565e0b..c9d0a882a 100644
--- a/retroshare-gui/src/gui/gxschannels/GxsChannelPostsWidgetWithModel.cpp
+++ b/retroshare-gui/src/gui/gxschannels/GxsChannelPostsWidgetWithModel.cpp
@@ -302,7 +302,8 @@ GxsChannelPostsWidgetWithModel::GxsChannelPostsWidgetWithModel(const RsGxsGroupI
     ui->channelFiles_TV->setSortingEnabled(true);
     ui->channelFiles_TV->sortByColumn(0, Qt::AscendingOrder);
 
-	//connect(ui->channelPostFiles_TV->header(),SIGNAL(sortIndicatorChanged(int,Qt::SortOrder)), this, SLOT(sortColumn(int,Qt::SortOrder)));
+	connect(ui->channelPostFiles_TV->header(),SIGNAL(sortIndicatorChanged(int,Qt::SortOrder)), this, SLOT(sortColumnPostFiles(int,Qt::SortOrder)));
+	connect(ui->channelFiles_TV->header(),SIGNAL(sortIndicatorChanged(int,Qt::SortOrder)), this, SLOT(sortColumnFiles(int,Qt::SortOrder)));
 
     connect(ui->postsTree->selectionModel(),SIGNAL(selectionChanged(const QItemSelection&,const QItemSelection&)),this,SLOT(showPostDetails()));
     connect(mChannelPostsModel,SIGNAL(channelLoaded()),this,SLOT(updateChannelFiles()));
@@ -365,11 +366,16 @@ GxsChannelPostsWidgetWithModel::GxsChannelPostsWidgetWithModel(const RsGxsGroupI
     }, mEventHandlerId, RsEventType::GXS_CHANNELS );
 }
 
-//void GxsChannelPostsWidgetWithModel::sortColumn(int col,Qt::SortOrder so)
-//{
-//    std::cerr << "Sorting!!"<< std::endl;
-//    mChannelPostFilesProxyModel->sort(col,so);
-//}
+void GxsChannelPostsWidgetWithModel::sortColumnPostFiles(int col,Qt::SortOrder so)
+{
+    std::cerr << "Sorting post files according to col " << col << std::endl;
+    mChannelPostFilesModel->sort(col,so);
+}
+void GxsChannelPostsWidgetWithModel::sortColumnFiles(int col,Qt::SortOrder so)
+{
+    std::cerr << "Sorting channel files according to col " << col << std::endl;
+    mChannelFilesModel->sort(col,so);
+}
 
 void GxsChannelPostsWidgetWithModel::handlePostsTreeSizeChange(QSize s)
 {
diff --git a/retroshare-gui/src/gui/gxschannels/GxsChannelPostsWidgetWithModel.h b/retroshare-gui/src/gui/gxschannels/GxsChannelPostsWidgetWithModel.h
index cf7ead667..90c1f76ad 100644
--- a/retroshare-gui/src/gui/gxschannels/GxsChannelPostsWidgetWithModel.h
+++ b/retroshare-gui/src/gui/gxschannels/GxsChannelPostsWidgetWithModel.h
@@ -140,8 +140,9 @@ private slots:
 	void handlePostsTreeSizeChange(QSize s);
 	void updateChannelFiles();
 
-// public slots:
-// 	void sortColumn(int col,Qt::SortOrder so);
+public slots:
+ 	void sortColumnFiles(int col,Qt::SortOrder so);
+ 	void sortColumnPostFiles(int col,Qt::SortOrder so);
 
 private:
 	void processSettings(bool load);