diff --git a/tilorswift/js/Tilorswift.js b/tilorswift/js/Tilorswift.js
index db399ae..aa89243 100644
--- a/tilorswift/js/Tilorswift.js
+++ b/tilorswift/js/Tilorswift.js
@@ -207,6 +207,7 @@ export default class Tilorswift
         this.map.appendChild(this.level.terrain.getElement());
 
         this.tilesetPicker.reloadTileset(this.tileset);
+        this.backgroundPicker.reloadTileset(this.tileset);
 
         this.initializeIntelligentBrushWidget();
     }
@@ -229,6 +230,8 @@ export default class Tilorswift
     addBackground(field)
     {
         field.setIndex(this.level.terrain.brushTileIndex);
+
+        this.updateNeighbours(field);
     }
 
     updateNeighbours(field)