diff --git a/WebContent/printing/printing.js b/WebContent/printing/printing.js
index a8c272001..00c3225f0 100644
--- a/WebContent/printing/printing.js
+++ b/WebContent/printing/printing.js
@@ -84,7 +84,8 @@ OSRM.drawMarkers = function( markers ) {
 
 // manage route
 OSRM.drawRoute = function( positions ) {
-	OSRM.G.route = new L.DashedPolyline();
+	if( OSRM.G.route == undefined )
+		OSRM.G.route = new L.DashedPolyline();
 	OSRM.G.route.setLatLngs( positions );
 	OSRM.G.route.setStyle( {dashed:false,clickable:false,color:'#0033FF', weight:5} );
 	OSRM.G.map.addLayer( OSRM.G.route );