diff --git a/packages/topdown/src/resources/room.js b/packages/topdown/src/resources/room.js
index 8c25cc3..0094d39 100644
--- a/packages/topdown/src/resources/room.js
+++ b/packages/topdown/src/resources/room.js
@@ -86,12 +86,12 @@ export default (latus) => class Room extends decorate(JsonResource) {
   }
 
   load({layersInstance, size} = {}) {
-    if (layersInstance) {
-      this.setLayers(layersInstance);
-    }
     if (size) {
       this.size = size;
     }
+    if (layersInstance) {
+      this.setLayers(layersInstance);
+    }
   }
 
   onEntityAddedToRoom(entity) {