diff --git a/libretroshare/src/turtle/p3turtle.cc b/libretroshare/src/turtle/p3turtle.cc
index eb417b172..439103231 100644
--- a/libretroshare/src/turtle/p3turtle.cc
+++ b/libretroshare/src/turtle/p3turtle.cc
@@ -872,6 +872,8 @@ void p3turtle::handleSearchResult(RsTurtleSearchResultItem *item)
 // Routing of turtle tunnel items in a generic manner. Most tunnel packets will use this function, except packets designed for 
 // contructing the tunnels and searching, namely TurtleSearchRequests/Results and OpenTunnel/TunnelOkItems
 //
+// Only packets coming from handleIncoming() end up here, so this function is able to catch the transiting traffic.
+//
 void p3turtle::routeGenericTunnelItem(RsTurtleGenericTunnelItem *item)
 {
 #ifdef P3TURTLE_DEBUG
@@ -915,6 +917,9 @@ void p3turtle::routeGenericTunnelItem(RsTurtleGenericTunnelItem *item)
 
 			_traffic_info_buffer.unknown_updn_Bps += static_cast<RsTurtleItem*>(item)->serial_size() ;
 
+			if(dynamic_cast<RsTurtleFileDataItem*>(item) != NULL)
+				item->setPriorityLevel(QOS_PRIORITY_RS_TURTLE_FORWARD_FILE_DATA) ;
+
 			sendItem(item) ;
 			return ;
 		}