diff --git a/src/lib/listing/services/listing.service.ts b/src/lib/listing/services/listing.service.ts
index 3bc91a6..dcd8ddc 100644
--- a/src/lib/listing/services/listing.service.ts
+++ b/src/lib/listing/services/listing.service.ts
@@ -52,7 +52,7 @@ export class ListingService<Class extends IListable<PrimaryKey>, PrimaryKey exte
 
     get selected(): Class[] {
         const selectedIds = this.selectedIds;
-        return this._entitiesService.all.filter(a => selectedIds.includes(a.id));
+        return selectedIds.map(id => this._entitiesService.all.find(a => a.id === id)).filter(a => !!a);
     }
 
     get selectedIds(): PrimaryKey[] {