Index: applications/editors/josm/plugins/walkingpapers/src/org/openstreetmap/josm/plugins/walkingpapers/WalkingPapersLayer.java
===================================================================
--- applications/editors/josm/plugins/walkingpapers/src/org/openstreetmap/josm/plugins/walkingpapers/WalkingPapersLayer.java	(revision 16879)
+++ applications/editors/josm/plugins/walkingpapers/src/org/openstreetmap/josm/plugins/walkingpapers/WalkingPapersLayer.java	(revision 17822)
@@ -59,5 +59,5 @@
 	public WalkingPapersLayer(String id, String tile, Bounds b, int minz, int maxz) {
 		super(tr("Walking Papers: {0}", id));
-		background = true;
+		setBackgroundLayer(true);
 		walkingPapersId = id;